Properties of the Number 25553

Twenty-Five Thousand Five Hundred Fifty-Three

Basics

Value: 25552 → 25553 → 25554

Parity: odd

Prime: No

Previous Prime: 25541

Next Prime: 25561

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 11 × 23 × 101

Divisors: 1, 11, 23, 101, 253, 1111, 2323, 25553

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001111010001

Octal: 61721

Duodecimal: 12955

Hexadecimal: 63d1

Square: 652955809

Square Root: 159.8530575247155

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

Number of integer partitions of n having a unique part of least multiplicity. A362610

a(n) is the solution to the postage stamp problem with 4 denominations and n stamps. A1209

Numbers m such that the factorizations of m..m+4 have the same number of primes (including multiplicities). A45941

Numbers m such that the factorizations of m..m+5 have the same number of primes (including multiplicities). A45942

Numerators of continued fraction convergents to sqrt(921). A42780

Convolution of A075298 with A056594. A75495

Nonprime numbers with a sum of nonprime divisors which is a perfect square. A194580

Numbers n such that n, n + 1, n + 2, n + 3 and n + 4 are products of exactly three primes. A268588

Numbers k such that k, k+1, ..., k+5 all have 3 prime factors (counted with multiplicity). A375239

a(n) = (∑_i=0..n-1 1/b(i)) * LCM{b(i): i=0..n-1}, where b(i) = C(i,floor(i/2)). A25553