10114
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 7
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 16380
- Proper Divisor Sum (Aliquot Sum)
- 6266
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 4656
- Möbius Function
- -1
- Radical
- 10114
- 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
- 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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 73
- Smith Number
- no
- Vampire 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
- yes
- Odd
- no
Appears in sequences
- a(n) = floor(2nd elementary symmetric function of Sum_{j=1..k} 1/j, k = 1,2,...,n).at n=40A025212
- Numbers having three 7's in base 9.at n=36A043483
- Numbers having three 1's in base 10.at n=41A043495
- Partial sums of A000219.at n=14A091360
- Numbers k such that numerator of Bernoulli(2*k) is divisible by 37 and 59, the first two irregular primes.at n=41A092231
- Numbers k such that the k-th triangular number contains only digits {0,1,5}.at n=21A119040
- Numbers k such that the k-th triangular number contains only digits {1,2,5}.at n=17A119102
- Numbers k such that the k-th triangular number contains only digits {1,3,5}.at n=12A119114
- Numbers k such that the k-th triangular number contains only digits {1,4,5}.at n=9A119124
- Numbers k such that the k-th triangular number contains only digits {1,5,6}.at n=23A119133
- Numbers k such that the k-th triangular number contains only digits {1,5,7}.at n=10A119135
- Numbers k such that the k-th triangular number contains only digits {1,5,8}.at n=9A119137
- Numbers k such that the k-th triangular number contains only digits {1,5,9}.at n=9A119139
- Numbers k such that for any single digit d of k the d-th semiprime sp(k) is substring of k.at n=21A135441
- a(n) = 289*n - 1.at n=34A158253
- Integers whose squares are the sums of 24 consecutive squares.at n=13A180274
- Wiener index of the n-sunlet graph.at n=23A180574
- Numbers which may represent a date in "condensed European notation" DDMMYY.at n=14A213182
- Numbers which may represent a date in "condensed American notation" MMDDYY.at n=14A213184
- Numbers n such that the triangular number n*(n+1)/2 has only 1 or 2 different digits in base 10.at n=41A213517