Properties of the Number 30949

Thirty Thousand Nine Hundred Forty-Nine

Basics

Value: 30948 → 30949 → 30950

Parity: odd

Prime: Yes

Previous Prime: 30941

Next Prime: 30971

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 30949

Divisors: 1, 30949

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100011100101

Octal: 74345

Duodecimal: 15AB1

Hexadecimal: 78e5

Square: 957840601

Square Root: 175.9232787325202

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Primes of the form 2·n² + 22·n + 9. A154601

Primes p such that A001175(p) = (p-1)/6. A308791

A(n, k) is the k-th number b > 1 such that b^prime(n+i-1) == 1 (mod prime(n+i)²) for each i = 0..3, with k running over the positive integers; square array, read by antidiagonals, downwards. A319061

Number of integer partitions of n whose number of nontrivial submultisets is greater than their number of distinct parts times their number of parts minus 1. A328960

Number of integer partitions of n whose unsigned differences have the same GCD as the GCD of their parts all minus 1. A328164

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 11: primes in A146335. A146356

Non-palindromic balanced primes in base 16. A256090

Decimal part of n-th root of a(n) starts with digit 6. A34083

Numerators of continued fraction convergents to sqrt(614). A42178

a(n) = n·xⁿ + (n-1)*x^n-1 + . . . + x + 1 for x=4. A88582