Properties of the Number 7872

Seven Thousand Eight Hundred Seventy-Two

Basics

Value: 7871 → 7872 → 7873

Parity: even

Prime: No

Previous Prime: 7867

Next Prime: 7873

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁶ × 3 × 41

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1111011000000

Octal: 17300

Duodecimal: 4680

Hexadecimal: 1ec0

Square: 61968384

Square Root: 88.72429205127534

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 partitions of partitions of n where all partitions have the same sum. A305551

Numbers that can be expressed as the difference of the squares of primes in just three distinct ways. A90782

Number of labeled rooted forests with 2-colored leaves. A349562

Products of the 6th power of a prime and 2 distinct primes (p⁶*q·r). A179672

Number of subsets of {1..n} containing all of their integer quotients > 1. A326079

Values of n such that there are exactly 10 solutions to x² - y² = n with x > y >= 0. A257417

Number of subsets of {2..n} containing all of their integer quotients > 1. A326078

a(n) is the smallest number which has a water-capacity of n. A275339

Schoenheim bound L₁(n,7,6). A36834

Coefficient of q³ in ν(n), where ν(0)=1, ν(1)=b and, for n>=2, ν(n)=b*ν(n-1)+λ*(1+q+q²+...+q^n-2)*ν(n-2) with (b,λ)=(1,3). A74357