Properties of the Number 2957

Two Thousand Nine Hundred Fifty-Seven

Basics

Value: 2956 → 2957 → 2958

Parity: odd

Prime: Yes

Previous Prime: 2953

Next Prime: 2963

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2957

Divisors: 1, 2957

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 101110001101

Octal: 5615

Duodecimal: 1865

Hexadecimal: b8d

Square: 8743849

Square Root: 54.378304497290095

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 2x² + 13y². A107132

Primes that become another prime under the map 8 <-> 9 (acting on the decimal digits). A175789

Primes p such that p² + p + 1 is prime. A53182

Primes of the form n³ + n² + 17, for nonnegative values of n. A50266

Numbers that are the sum of 9 positive 7th powers. A3376

Smallest of three consecutive primes with a difference of 6: primes p such that p+6 and p+12 are the next two primes. A47948

Smallest prime of a triple of successive primes, where the middle one is the arithmetic mean of the other two. A122535

Primes prime(n) such that prime(n) + prime(n+1) + prime(n+2) == 0 (mod 3). A54643

Initial term in sequence of four consecutive primes separated by 3 consecutive differences each <=6 (i.e., when d=2,4 or 6) and forming d-pattern=[6, 6,2]; short d-string notation of pattern = [662]. A78857

Primes p == 1 (mod 4) such that (p-1)/4 is prime. A90866