14177
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 20
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 4
Divisibility
- Divisor Count
- 2
- Divisor Sum
- 14178
- 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
- 14176
- Möbius Function
- -1
- Radical
- 14177
- 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
- 151
- 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
- 1669
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Appears in sequences
- Numbers k such that the continued fraction for sqrt(k) has period 79.at n=12A020418
- Row sums of triangle A011801.at n=4A028575
- Lower prime of a difference of 20 between consecutive primes.at n=30A031938
- Primes prime(k) for which A049076(k) = 3.at n=39A049079
- Primes having only {1, 4, 7} as digits.at n=31A079651
- Primes arising in A083566. a(n) = n-th partial product of A083566 + 2.at n=5A084723
- Primes which are the sum of three positive 4th powers.at n=24A085318
- a(n) is the largest prime factor of 2^n + 3^n.at n=15A094474
- To obtain a(n), take the n-th palindrome P = A002113(n) and concatenate it with the smallest palindrome Q such that PQ is a prime.at n=22A110786
- Primes p of the form a^4+b^4+c^4 with a,b,c>=1 such that a^2+b^2+c^2 is another prime < p.at n=18A126117
- Prime numbers that are the sum of three distinct positive fourth powers.at n=13A126657
- List of primitive prime divisors of the numbers 3^n-2^n (A001047) in their order of occurrence.at n=41A129734
- 3n^3 - 2n^2 + n - 1.at n=16A130885
- Values of A134204(n) for n in A133242.at n=28A133243
- Primes congruent to 32 mod 41.at n=39A142229
- Primes congruent to 30 mod 43.at n=39A142279
- Primes congruent to 30 mod 47.at n=35A142381
- Primes congruent to 16 mod 49.at n=36A142427
- Primes congruent to 26 mod 53.at n=29A142556
- Primes congruent to 17 mod 59.at n=29A142744