741
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 12
- Digital Root
- 3
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 1120
- Proper Divisor Sum (Aliquot Sum)
- 379
- 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
- 432
- Möbius Function
- -1
- Radical
- 741
- Omega Function (Ω)
- 3
- Little Omega Function (ω)
- 3
Special
- Factorial
- no
- Catalan Number
- no
- Bell Number
- no
- Motzkin Number
- no
- Primorial
- no
Figurate Numbers
- Fibonacci Number
- no
- Triangular Number
- yes
- 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
- 46
- Smith Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- 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
- no
- Odd
- yes
Names
- German
- siebenhunderteinundvierzig· ordinal: siebenhunderteinundvierzigste
- English
- seven hundred forty-one· ordinal: seven hundred forty-first
- Spanish
- setecientos cuarenta y uno· ordinal: 741º
- French
- sept cent quarante et un· ordinal: sept cent quarante et unième
- Italian
- settecentoquarantuno· ordinal: 741º
- Latin
- septingenti quadraginta unus· ordinal: 741.
- Portuguese
- setecentos e quarenta e um· ordinal: 741º
Appears in sequences
- Coefficients of iterated exponentials.at n=3A000406
- Number of sublattices of index n in generic 3-dimensional lattice.at n=20A001001
- Expansion of 1/((1-x)^2*(1-x^2)*(1-x^5)).at n=31A001304
- Related to Zarankiewicz's problem.at n=36A001841
- Odd squarefree numbers with an odd number of prime factors that have no prime factors greater than 31.at n=34A002556
- Divisors of 2^36 - 1.at n=51A003543
- Binomial coefficient C(3n,n-11).at n=2A004329
- Expansion of g.f.: (1+x^3)*(1+x^4)/((1-x)*(1-x^2)^2*(1-x^4)).at n=25A004657
- Truncated square numbers: 7*n^2 + 4*n + 1.at n=10A005892
- a(n) = (n^3 + 2*n)/3.at n=13A006527
- Binomial coefficients: C(n,k), 2 <= k <= n-2, sorted, duplicates removed.at n=53A006987
- Coordination sequence T2 for Zeolite Code DAC.at n=17A008068
- Coordination sequence T1 for Zeolite Code DDR.at n=17A008071
- Coordination sequence T7 for Zeolite Code EUO.at n=17A008102
- Coordination sequence T8 for Zeolite Code EUO.at n=17A008103
- Coordination sequence T2 for Zeolite Code HEU.at n=18A008117
- Coordination sequence T3 for Zeolite Code LTN.at n=19A008142
- Coordination sequence T2 for Zeolite Code VFI.at n=21A008246
- Multiples of 19.at n=39A008601
- Binomial coefficient C(39,n).at n=2A010955