383
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- yes
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 2
- Divisor Sum
- 384
- Proper Divisor Sum (Aliquot Sum)
- 1
- 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
- 382
- Möbius Function
- -1
- Radical
- 383
- Omega Function (Ω)
- 1
- Little Omega Function (ω)
- 1
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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 45
- Smith Number
- no
Primality
- Prime
- yes
- Composite Number
- no
- Semiprime
- no
- Squarefree Number
- yes
- Prime Power
- yes
- Prime Factorization
- no
- Twin Prime
- no
- Mersenne Prime
- no
- Sophie Germain Prime
- no
- Safe Prime
- yes
- Powerful Number
- no
- Achilles Number
- no
- Prime Index
- 76
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Names
- German
- dreihundertdreiundachtzig· ordinal: dreihundertdreiundachtzigste
- English
- three hundred eighty-three· ordinal: three hundred eighty-third
- Spanish
- trescientos ochenta y tres· ordinal: 383º
- French
- trois cent quatre-vingt-trois· ordinal: trois cent quatre-vingt-troisième
- Italian
- trecentoottantatre· ordinal: 383º
- Latin
- trecenti octoginta tres· ordinal: 383.
- Portuguese
- trezentos e oitenta e três· ordinal: 383º
Appears in sequences
- Primes that divide at least one term in every Fibonacci sequence.at n=15A000057
- Primes p == 7, 19, 23 (mod 40) such that (p-1)/2 is also prime.at n=7A000353
- Numbers that are not the sum of 4 tetrahedral numbers.at n=26A000797
- Numbers k such that sum of squares of k consecutive integers >= 1 is a square.at n=44A001032
- Primes with 5 as smallest primitive root.at n=11A001124
- Primes == +-1 (mod 8).at n=34A001132
- Partial sums of A001462; also a(n) is the last occurrence of n in A001462.at n=46A001463
- A Fielder sequence.at n=9A001642
- Full reptend primes: primes with primitive root 10.at n=27A001913
- Primes p such that the congruence 2^x == 3 (mod p) is solvable.at n=44A001915
- Prime determinants of forms with class number 2.at n=36A002052
- Palindromes in base 10.at n=47A002113
- Primes of the form 4*k + 3.at n=39A002145
- Smallest prime == 7 (mod 8) where Q(sqrt(-p)) has class number 2n+1.at n=8A002146
- Primitive roots that go with the primes in A029932.at n=21A002231
- Palindromic primes: prime numbers whose decimal expansion is a palindrome.at n=13A002385
- Numbers k such that (k^2 + 1)/10 is prime.at n=37A002733
- Number of partitions of n that do not contain 1 as a part.at n=25A002865
- A nonlinear recurrence.at n=24A003073
- Number of Hamiltonian graphs with n nodes.at n=6A003216