Properties of the Number 72379

Seventy-Two Thousand Three Hundred Seventy-Nine

Basics

Value: 72378 → 72379 → 72380

Parity: odd

Prime: Yes

Previous Prime: 72367

Next Prime: 72383

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 72379

Divisors: 1, 72379

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101010111011

Octal: 215273

Duodecimal: 35A77

Hexadecimal: 11abb

Square: 5238719641

Square Root: 269.0334551686834

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 p such that p^k is zeroless for k=0,...,5. A253645

Primes p of the form 4m+3 for which there are exactly as many primitive roots modulo p in the interval [0,p/2] as in the interval [p/2,p]. A172490

Primes of the form 2·n² + 42·n + 19. A221903

Primes of the form 6n² - 2n - 1. A99007

Primes of the form p² + 18, where p is prime. A201688

Smallest of five consecutive primes in arithmetic progression with common difference 90 and equal digit sums. A253232

a(n) = ∑_k=1..n k^{2^(n+1-k}). A140423

∑_k<=n (σ(k)²), where σ(k) denotes the sum of the divisors of k A000203. A72379