Properties of the Number 4851

Four Thousand Eight Hundred Fifty-One

Basics

Value: 4850 → 4851 → 4852

Parity: odd

Prime: No

Previous Prime: 4831

Next Prime: 4861

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 ² × 11

Divisors: 1, 3, 7, 9, 11, 21, 33, 49, 63, 77

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1001011110011

Octal: 11363

Duodecimal: 2983

Hexadecimal: 12f3

Square: 23532201

Square Root: 69.6491205974634

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

Pentagonal pyramidal numbers: a(n) = n²*(n+1)/2. A2411

Mian-Chowla sequence (a B₂ sequence): a(1) = 1; for n>1, a(n) = smallest number > a(n-1) such that the pairwise sums of elements are all distinct. A5282

Generalized 25-gonal (or icosipentagonal) numbers: m*(23·m - 21)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303304

3 times pentagonal numbers: 3·n*(3·n-1)/2. A62741

Triangular numbers that are the product of two triangular numbers greater than 1. A188630

Numbers m such that there are precisely 13 groups of order m. A292896

Odd triangular numbers. A14493

a(n) = (2·n-1)*(4·n-1). A33567

Polar structured meta-anti-diamond numbers, the n-th number from a polar structured n-gonal anti-diamond number sequence. A100188

Smallest Rhonda number to base b = n-th composite number, A002808(n). A255872