Properties of the Number 2939

Two Thousand Nine Hundred Thirty-Nine

Basics

Value: 2938 → 2939 → 2940

Parity: odd

Prime: Yes

Previous Prime: 2927

Next Prime: 2953

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2939

Divisors: 1, 2939

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 101101111011

Octal: 5573

Duodecimal: 184B

Hexadecimal: b7b

Square: 8637721

Square Root: 54.2125446737192

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

Right-truncatable primes: every prefix is prime. A24770

Number of reduced words of length n in the Weyl group D₁₅. A162321

Lucasian primes: p == 3 (mod 4) with 2·p+1 prime. A2515

Primes whose base-9 representation is also the base-6 representation of a prime. A235639

Expansion of 1/(1 - 3·x + x²)². A1871

Lower prime of a pair of consecutive primes having a difference of 14. A31932

Smallest prime p==3 (mod 8) such that Q(sqrt(-p)) has class number 2n+1. A2148

Irregular primes with irregularity index three. A60975

Numbers k such that k, 2·k+1, 3·k+2 are primes. A67256

a(n) = n·prime(n) - ∑_i=1..n prime(i). A152535