11399
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
- 3
Divisibility
- Divisor Count
- 2
- Divisor Sum
- 11400
- 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
- 11398
- Möbius Function
- -1
- Radical
- 11399
- 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
- 55
- 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
- 1376
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Appears in sequences
- Primes p such that p, p+12, p+24 are consecutive primes.at n=7A052188
- Fifth term of strong prime quintets: p(m-3)-p(m-4) > p(m-2)-p(m-3) > p(m-1)-p(m-2) > p(m)-p(m-1).at n=28A054812
- a(n) = T(n,n-3), array T as in A055818.at n=37A055820
- Primes of the form 4*k^2 + 163.at n=45A057604
- Primes p such that x^41 = 2 has no solution mod p.at n=35A059236
- Numbers k such that 2^k - 15 is prime.at n=25A059612
- Prime numbers with odd digits in ascending order.at n=39A061244
- Geometric mean of the digits = 3. In other words, the product of the digits is = 3^k where k is the number of digits.at n=30A061427
- Numbers k such that the smoothly undulating palindromic number (32*10^k - 23)/99 is a prime.at n=7A062217
- Geometric mean of digits = 3 and digits are in nondecreasing order.at n=8A069516
- Convolution of triangular numbers with partition numbers.at n=15A086716
- Primes of the form 100n - 1.at n=33A095995
- Primes of the form 2*n^2 + 2*n - 1.at n=26A098828
- Primes p such that p's set of distinct digits is {1,3,9}.at n=22A108383
- List of triples of primes with common difference 12.at n=21A128312
- Father primes of order 9.at n=37A136078
- Primes of the form 47x^2+38xy+47y^2.at n=40A140043
- Primes of the form 210k + 59.at n=29A140852
- Primes congruent to 4 mod 43.at n=30A142253
- Primes congruent to 25 mod 47.at n=27A142376