Properties of the Number 4125

Four Thousand One Hundred Twenty-Five

Basics

Value: 4124 → 4125 → 4126

Parity: odd

Prime: No

Previous Prime: 4111

Next Prime: 4127

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ³ × 11

Divisors: 1, 3, 5, 11, 15, 25, 33, 55, 75, 125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000000011101

Octal: 10035

Duodecimal: 2479

Hexadecimal: 101d

Square: 17015625

Square Root: 64.22616289332565

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

Numbers k that divide the (right) concatenation of all numbers <= k written in base 25 (most significant digit on left). A29470

Arithmetic derivative of the primorial base exp-function: a(n) = A003415(A276086(n)). A327860

Hypotenuses for which there exist exactly 3 distinct integer triangles. A84647

Number of rotationally symmetric polyominoes with n cells (that is, polyominoes with exactly the symmetry group C₂ generated by a 180-degree rotation). A6747

Numbers whose multiset of prime factors is separable but has no alternating permutation. A345173

Numbers m such that there are precisely 18 groups of order m. A298909

Heinz numbers of integer partitions with as many even parts as even conjugate parts and as many odd parts as odd conjugate parts. A350949

Expansion of f(-x²)² * f(x, x²) / f(-x³)³ in powers of·where f(,) is a Ramanujan θ function. A132179

Partial sums of A097988 (d₃(n)²). A330570

T(n,k)=Number of length n+2 0..k arrays with no consecutive three elements summing to more than k. A241619