Properties of the Number 29640

Twenty-Nine Thousand Six Hundred Forty

Basics

Value: 29639 → 29640 → 29641

Parity: even

Prime: No

Previous Prime: 29633

Next Prime: 29641

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 5 × 13 × 19

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 13

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111001111001000

Octal: 71710

Duodecimal: 151A0

Hexadecimal: 73c8

Square: 878529600

Square Root: 172.16271373325876

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

a(n) = n*(n+1)*(n+2)/2. A27480

Septuple factorial, 7-factorial, n!7, n!!!!!!!, a(n) = n·a(n-7) if n > 1, else 1. A114799

Number of partitions of n with more odd parts than even parts. A108950

a(n) = n*(n² - 1)/2. A135503

a(1) = 1; a(n) = (7·n-9)*a(n-1) for n > 1. A147585

Numbers n such that the multiplicative group modulo n is the direct product of 6 cyclic groups. A272596

Numbers k such that k² + 1 is a Sarrus number (pseudoprime to base 2). A135590

Numbers with prime factorization pqrst³. A189984

a(n) = lcm(n,n+1,n+2). A33931

Number of partitions p of n such that (maximal multiplicity of the parts of p) < (maximal part of p). A240310