794
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 20
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 1194
- Proper Divisor Sum (Aliquot Sum)
- 400
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 396
- Möbius Function
- 1
- Radical
- 794
- Omega Function (Ω)
- 2
- Little Omega Function (ω)
- 2
Special
- Factorial
- no
- Catalan Number
- no
- Bell Number
- no
- Motzkin Number
- no
- Primorial
- no
Figurate Numbers
- Fibonacci Number
- no
- Triangular Number
- no
- Perfect Square
- no
- Perfect Cube
- no
- Pentagonal Number
- no
- Hexagonal Number
- no
- Lucas Number
- no
- Tetrahedral Number
- no
- Pell Number
- no
- Tribonacci Number
- no
- Pronic Number
- no
Recreational
- Happy Number
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 28
- Smith Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- yes
- Squarefree Number
- yes
- Prime Power
- no
- Prime Factorization
- no
- Twin Prime
- no
- Mersenne Prime
- no
- Sophie Germain Prime
- no
- Safe Prime
- no
- Powerful Number
- no
- Achilles Number
- no
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- yes
- Odd
- no
Names
- German
- siebenhundertvierundneunzig· ordinal: siebenhundertvierundneunzigste
- English
- seven hundred ninety-four· ordinal: seven hundred ninety-fourth
- Spanish
- setecientos noventa y cuatro· ordinal: 794º
- French
- sept cent quatre-vingt-quatorze· ordinal: sept cent quatre-vingt-quatorzième
- Italian
- settecentonovantaquattro· ordinal: 794º
- Latin
- septingenti nonaginta quattuor· ordinal: 794.
- Portuguese
- setecentos e noventa e quatro· ordinal: 794º
Appears in sequences
- Maximal number of regions obtained by joining n points around a circle by straight lines. Also number of regions in 4-space formed by n-1 hyperplanes.at n=12A000127
- Sum of 6th powers: 0^6 + 1^6 + 2^6 + ... + n^6.at n=3A000540
- Numbers k such that phi(k) = phi(k+2).at n=19A001494
- a(n) = 1^n + 2^n + 3^n.at n=6A001550
- G.f.: -1 + Product_{k>=1} (1 + prime(k)*x^prime(k)).at n=21A002099
- Beginnings of periodic unitary aliquot sequences.at n=69A003062
- Numbers that are the sum of 6 positive 5th powers.at n=20A003351
- Numbers that are the sum of 3 nonzero 6th powers.at n=5A003359
- Numbers that are the sum of at most 3 nonzero 6th powers.at n=14A004854
- Numbers that are the sum of at most 4 nonzero 6th powers.at n=20A004855
- Numbers that are the sum of at most 5 nonzero 6th powers.at n=27A004856
- Numbers that are the sum of at most 6 nonzero 6th powers.at n=35A004857
- Numbers that are the sum of at most 7 nonzero 6th powers.at n=44A004858
- a(n) = 2^(2*n+1) - C(2*n+3,n+1) + C(2*n+1,n).at n=5A006419
- Place n equally-spaced points around a circle and join every pair of points by a chord; this divides the circle into a(n) regions.at n=12A006533
- Numbers k such that phi(k) = phi(sigma(k)).at n=33A006872
- Handsome numbers: sum of positive powers of its digits; a(n) = Sum_{i=1..k} d[i]^e[i] where d[1..k] are the decimal digits of a(n), e[i] > 0.at n=45A007532
- Coordination sequence T5 for Zeolite Code NON.at n=17A008216
- Coordination sequence T1 for Moganite.at n=18A008258
- Coordination sequence T2 for Moganite, also for BGB1.at n=18A008259