12479
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 23
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 2
- Divisor Sum
- 12480
- Proper Divisor Sum (Aliquot Sum)
- 1
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 12478
- Möbius Function
- -1
- Radical
- 12479
- 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
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 86
- Smith Number
- no
- Vampire 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
- no
- Powerful Number
- no
- Achilles Number
- no
- Prime Index
- 1489
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Appears in sequences
- Primes p such that p^12 reversed is also prime.at n=35A059705
- Primes with 23 as smallest positive primitive root.at n=3A061335
- Prime(n) and prime(n+3) use the same digits.at n=14A069795
- Largest of five consecutive primes the sum of the digits of each of which is prime.at n=32A106717
- Largest of six consecutive primes the sum of the digits of each of which is prime.at n=12A106720
- Largest prime of the set of four consecutive primes whose sum of digits is a set of four distinct primes.at n=29A106818
- Primes p such that index of p, the sum of p's digits and the number of p's digits are all primes.at n=36A109982
- Primes p for which 8*p+1 divides 2^p-1.at n=42A122095
- Triangle read by rows: T(n,k) is the number of even trees with 2n edges and jump-length equal to k (0<=k<=n-1).at n=38A127535
- Primes of the form 2*3*5*7*k+89, k >= 0.at n=27A141866
- Primes congruent to 10 mod 37.at n=41A142119
- Primes congruent to 15 mod 41.at n=29A142212
- Primes congruent to 9 mod 43.at n=30A142258
- Primes congruent to 24 mod 47.at n=33A142375
- Primes congruent to 33 mod 49.at n=37A142442
- Primes congruent to 24 mod 53.at n=23A142554
- Primes congruent to 49 mod 55.at n=34A142636
- Primes congruent to 53 mod 57.at n=41A142698
- Primes congruent to 30 mod 59.at n=26A142757
- Primes congruent to 35 mod 61.at n=25A142833