Properties of the Number 10903

Ten Thousand Nine Hundred Three

Basics

Value: 10902 → 10903 → 10904

Parity: odd

Prime: Yes

Previous Prime: 10891

Next Prime: 10909

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 10903

Divisors: 1, 10903

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010010111

Octal: 25227

Duodecimal: 6387

Hexadecimal: 2a97

Square: 118875409

Square Root: 104.41743149493766

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

Maximal number of regions obtained by joining n points around a circle by straight lines. Also number of regions in 4-space formed by n-1 hyperplanes. A127

Values of n such that L(12) and N(12) 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. A227515

Expansion of (-1 + ∏_k>=1 1 / (1 - x^k))⁴. A341222

Primes of the form 2·n² + 82·n + 39. A217620

Primes that are palindromic in base 7. A29975

Number of partitions of n such that the number of different parts is odd. A90794

Primes p of Erdos-Selfridge class 3+ with largest prime factor of p+1 not of class 2+. A129471

Expansion of ∏_k>=1 (1 - x^k)^σ(k). A288385

Primes which remain prime after one and after two applications of the rotate-and-add operation of A086002. A86003

a(n) = ∑_{k=0..floor(n/2)} C(n-k,k)⁵. A181547