Properties of the Number 2977

Two Thousand Nine Hundred Seventy-Seven

Basics

Value: 2976 → 2977 → 2978

Parity: odd

Prime: No

Previous Prime: 2971

Next Prime: 2999

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 13 × 229

Divisors: 1, 13, 229, 2977

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101110100001

Octal: 5641

Duodecimal: 1881

Hexadecimal: ba1

Square: 8862529

Square Root: 54.56189146281496

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

Hex (or centered hexagonal) numbers: 3·n*(n+1)+1 (crystal ball sequence for hexagonal lattice). A3215

Values of n such that L(9) and N(9) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A226929

Number of integer partitions of n such that every permutation has all distinct runs. A351204

Postludic numbers: Second column of Ludic array A255127. A254100

Number of paths along a corridor width 8, starting from one side. A61551

Write 0,1,2,3,4,... in a triangular spiral; then a(n) is the sequence found by reading the terms along the line from 0 in the direction 0,2,... A62708

a(n) is the least number of prime factors for any abundant number with p_n (the n-th prime) as its least factor. A108227

Shifts left when inverse Moebius transform applied twice. A7557

Values of n for which the decimal number 10...030...01 is an n-digit prime. A100028

Semiprimes in A003215. A113530