471
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
- 4
- Divisor Sum
- 632
- Proper Divisor Sum (Aliquot Sum)
- 161
- 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
- 312
- Möbius Function
- 1
- Radical
- 471
- 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
- 128
- 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
- no
- Odd
- yes
Names
- German
- vierhunderteinundsiebzig· ordinal: vierhunderteinundsiebzigste
- English
- four hundred seventy-one· ordinal: four hundred seventy-first
- Spanish
- cuatrocientos setenta y uno· ordinal: 471º
- French
- quatre cent soixante-onze· ordinal: quatre cent soixante-onzième
- Italian
- quattrocentosettantuno· ordinal: 471º
- Latin
- quadringenti septuaginta unus· ordinal: 471.
- Portuguese
- quatrocentos e setenta e um· ordinal: 471º
Appears in sequences
- Number of trees of diameter 4.at n=19A000094
- a(n) = 3 * prime(n).at n=36A001748
- Numbers k such that 17*2^k + 1 is prime.at n=8A002259
- Numbers k such that x^k + x + 1 is irreducible over GF(2).at n=18A002475
- Number of integral points in a certain sequence of open quadrilaterals.at n=34A002578
- a(n) = n + Sum_{k=1..n} pi(k), where pi() = A000720.at n=49A002815
- Numbers that are the sum of 12 positive 5th powers.at n=20A003357
- Inconsummate numbers in base 10: no number is this multiple of the sum of its digits (in base 10).at n=34A003635
- a(n) = n^2 + prime(n).at n=19A004232
- a(n) = ceiling(100*log_2(n)).at n=25A004264
- Divisible only by primes congruent to 3 mod 7.at n=30A004621
- Number of rhyme schemes (see reference for precise definition).at n=5A005002
- Numbers k such that phi(k) = phi(sigma(k)).at n=21A006872
- Binary palindromes: numbers whose binary expansion is palindromic.at n=44A006995
- Prime(n)*...*prime(a(n)) is the least product of consecutive primes that is non-deficient.at n=15A007684
- Prime(n)*...*prime(a(n)) is the least product of consecutive primes which is abundant.at n=15A007707
- Coordination sequence T1 for Zeolite Code ANA.at n=14A008031
- Coordination sequence T2 for Zeolite Code APC.at n=15A008033
- Coordination sequence T1 for Zeolite Code HEU.at n=14A008116
- Coordination sequence T2 for Zeolite Code MEP.at n=13A008158