Properties of the Number 23147

Twenty-Three Thousand One Hundred Forty-Seven

Basics

Value: 23146 → 23147 → 23148

Parity: odd

Prime: No

Previous Prime: 23143

Next Prime: 23159

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 79 × 293

Divisors: 1, 79, 293, 23147

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101101001101011

Octal: 55153

Duodecimal: 1148B

Hexadecimal: 5a6b

Square: 535783609

Square Root: 152.1413816159167

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

Positive integers of the form (6·m² + 1)/11. A179337

Number of partitions p of n such that min(p) + (number of parts of p) is not a part of p. A238495

Starting positions of strings of 3 0's in the decimal expansion of π. A50202

Smallest k such that 36^k mod k = n. A178197

Minimum value unattainable as the sum of 3 attained values of a·b*c with a,b,c 0..n integers. A225265

Numerators of partial sums of the Madhava series for π/(2·sqrt(3)) = A093766. A352397

Numbers k >= 0 such that the interval [A000217(k), A000217(k + 1)] contains at least one Fibonacci number (A000045). A388653

Numbers k such that prime(k) == 5 (mod k). A23147