Properties of the Number 61250

Sixty-One Thousand Two Hundred Fifty

Basics

Value: 61249 → 61250 → 61251

Parity: even

Prime: No

Previous Prime: 61231

Next Prime: 61253

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 ⁴ × 7 ²

Divisors: 1, 2, 5, 7, 10, 14, 25, 35, 49, 50

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110111101000010

Octal: 167502

Duodecimal: 2B542

Hexadecimal: ef42

Square: 3751562500

Square Root: 247.48737341529164

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 whose k-th arithmetic derivative is zero for some k>0, ordered by their position in A276086. A351255

a(n) = A276086(A328622(n)). A346102

Triangle read by rows, n>=1, 1<=k<=n, T(n,k) = k·binomial(n,k)³*(n²+n-k·n-k+k²)/((n-k+1)²*n). A202409

Numbers n such that A083722(n) > 1 and A083722(n) occurs earlier in A083722. A293894

From higher-order arithmetic progressions. A259463

Numbers that are the sum of fourth powers of three distinct positive integers in arithmetic progression. A306214

a(n) = (9·n+2)*(9·n+7). A177072

Irregular triangle in which row n has the values of k>1 such that ∑_i=n..n+k-1 i² is a square. A184885

Number of pairs (λ,μ) of partitions λ of n and μ of four with μ <= λ (by diagram containment). A303854

Irregular triangle T(n, k) = ∏_i=1..n prime(i)^{k mod prime(i}), with n >= 0, and 0 <= k < A002110(n), read by rows. A391933