Properties of the Number 69069

Sixty-Nine Thousand Sixty-Nine

Basics

Value: 69068 → 69069 → 69070

Parity: odd

Prime: No

Previous Prime: 69067

Next Prime: 69073

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 11 × 13 × 23

Divisors: 1, 3, 7, 11, 13, 21, 23, 33, 39, 69

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000110111001101

Octal: 206715

Duodecimal: 33B79

Hexadecimal: 10dcd

Square: 4770526761

Square Root: 262.8098171682329

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

Strobogrammatic cyclops numbers. A153806

Numbers that look the same when rotated by 180 degrees, using only digits 0, 6 and 9. A111065

Consecutive internal states of a linear congruential pseudo-random number generator with a parameter proposed by George Marsaglia as a "candidate for the best of all multipliers". A96551

Numbers that are the same upside down (using only digits 0, 1, 6 and 9). A169731

Numbers that look the same when printed upside down. A111156

Number of asymmetric mobiles (circular rooted trees) with n nodes and 6 leaves. A55367

Cyclops numbers with circular digits {0,6,8,9}. A274765

a(n) is the smallest number such that there are exactly n numbers k (including a(n) itself) such that U(k) is isomorphic to U(a(n)) (or 0 if no such number exists). Here U(k) is the multiplicative group of integers modulo k. A303712

Sixth column (m=5) of (1,4)-Pascal triangle A095666. A95668

Number of (n+2) X 6 binary arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock. A190028