Properties of the Number 61026

Sixty-One Thousand Twenty-Six

Basics

Value: 61025 → 61026 → 61027

Parity: even

Prime: No

Previous Prime: 61007

Next Prime: 61027

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 7 × 1453

Divisors: 1, 2, 3, 6, 7, 14, 21, 42, 1453, 2906

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1110111001100010

Octal: 167142

Duodecimal: 2B396

Hexadecimal: ee62

Square: 3724172676

Square Root: 247.0344105585293

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 n into parts not of the form 21k, 21k+9 or 21k-9. Also number of partitions with at most 8 parts of size 1 and differences between parts at distance 9 are greater than 1. A35987

Smallest number m such that φ(m) is divisible by n, where φ = Euler totient function A000010. A61026

Numbers m such that S = ∑_{i = 1..q} 1/d(i) is an integer where d(i) are the divisors of m in increasing order, and q the smallest integer 1 < q <= τ(m) for m > 1; and a(1) = 1. A225110