1433
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 11
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 2
- Divisor Sum
- 1434
- Proper Divisor Sum (Aliquot Sum)
- 1
- 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
- 1432
- Möbius Function
- -1
- Radical
- 1433
- 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
- 26
- 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
- 227
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Appears in sequences
- Number of partially labeled rooted trees with n nodes (3 of which are labeled).at n=3A000444
- Numbers that are the sum of 12 positive 6th powers.at n=24A003368
- Powers of 3 written in base 5.at n=5A004659
- Positions of remoteness 6 in Beans-Don't-Talk.at n=28A005694
- Prime-indexed primes: primes with prime subscripts.at n=48A006450
- Numbers k such that k-6, k, and k+6 are primes.at n=36A006489
- Primes with both 10 and -10 as primitive root.at n=44A007349
- Primes p == 1 (mod 8), p = a^2 + 64*b^2 such that y^2 = x^3 + p*x has rank 2.at n=18A007766
- Coordination sequence T4 for Zeolite Code NES.at n=24A008208
- Triangle read by rows: T(n,k) is the number of partially labeled rooted trees with n vertices, k of which are labeled, 0 <= k <= n.at n=24A008295
- Primes p == 1 mod 8 such that 2 and -2 are both 4th powers (one implies other) mod p.at n=23A014754
- Number of ordered quadruples of integers from [ 2,n ] with no common factors between triples.at n=14A015639
- Strictly non-palindromic numbers: n is not palindromic in any base b with 2 <= b <= n-2.at n=50A016038
- Continued fraction for log(100).at n=34A016528
- Define sequence S(a_0,a_1) by a_{n+2} is least integer such that a_{n+2}/a_{n+1}>a_{n+1}/a_n for n >= 0. This is S(3,4).at n=12A018908
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite EUO = EU-1 Nan[AlnSi112-nO224] starting with a T7 atom.at n=10A019126
- Numbers k such that the continued fraction for sqrt(k) has period 23.at n=3A020362
- Smallest nonempty set S containing prime divisors of 8k+1 for each k in S.at n=30A020615
- n-th prime p(k) such that p(k) + p(k+5) = p(k+1) + p(k+4).at n=46A022889
- Primes p such that 4*p + 5 is also prime.at n=51A023214