Properties of the Number 977

Nine Hundred Seventy-Seven

Basics

Value: 976 → 977 → 978

Parity: odd

Prime: Yes

Previous Prime: 971

Next Prime: 983

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 977

Divisors: 1, 977

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111010001

Octal: 1721

Duodecimal: 695

Hexadecimal: 3d1

Square: 954529

Square Root: 31.25699921617557

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

Balanced primes (of order one): primes which are the average of the previous prime and the following prime. A6562

Primes of form 8n+1, that is, primes congruent to 1 mod 8. A7519

Primes of form 10n+7. A30432

Full reptend primes: primes with primitive root 10. A1913

Primes followed by a gap of 6, i.e., next prime is p + 6. A31924

a(n) = 4·n² - 3·n + 1. A54552

Pentanacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) + a(n-4) + a(n-5) with a(0) = a(1) = a(2) = a(3) = a(4) = 1. A322

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

Primes whose digits are all odd. A30096

Primes of the form 2·x²+5·x*y-5·y² (as well as of the form 7·x²+11·x*y+2·y²). A141112