Properties of the Number 39378

Thirty-Nine Thousand Three Hundred Seventy-Eight

Basics

Value: 39377 → 39378 → 39379

Parity: even

Prime: No

Previous Prime: 39373

Next Prime: 39383

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 6563

Divisors: 1, 2, 3, 6, 6563, 13126, 19689, 39378

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001100111010010

Octal: 114722

Duodecimal: 1A956

Hexadecimal: 99d2

Square: 1550626884

Square Root: 198.4389074753235

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 such that φ(k) | sigma₈(k). A15766

Least number 2k such that p² divides the numerator of the Bernoulli number B(2k), where p is the n-th irregular prime, A000928(n). A92681

Number of words of length n (n >= 1) over a two-letter alphabet having a minimal period of size n-1. A19310

Triangle read by rows: T(n,k) is the number of skew Dyck paths of semilength n and having k UUU's (triplerises) (n >= 0; 0 <= k <= n-2 for n >= 2). A128719

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 1, -1), (-1, 1, 1), (1, 0, 0)}. A148054

Number of nX4 0..1 arrays with every element unequal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A320360

Numbers whose base-9 representation has the same nonzero number of 3's and 4's. A39378