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Properties of the Number 39072

Thirty-Nine Thousand Seventy-Two

Basics

Value: 39071 → 39072 → 39073

Parity: even

Prime: No

Previous Prime: 39047

Next Prime: 39079

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 5 × 3 × 11 × 37

Divisors: 1, 2, 3, 4, 6, 8, 11, 12, 16, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001100010100000

Octal: 114240

Duodecimal: 1A740

Hexadecimal: 98a0

Square: 1526621184

Square Root: 197.66638560969338

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

T(n,k)=Number of length n+5 0..k arrays with no three disjoint pairs in any consecutive six terms having the same sum. A248448
Number of rooted toroidal maps with 2 faces and n vertices and without separating cycles or isthmuses. A6422
a(n) = 36·n2 - 4·n (n>=1). A304380
Square array A(n,k) = A388978(A388981(n, k)), read by descending antidiagonals. A389168
Number of permutations of {1,...,n} avoiding adjacent step pattern up, down, down, down, up, down. A177536
Number of length n+5 0..3 arrays with no three disjoint pairs in any consecutive six terms having the same sum. A248443
Number of length 3+5 0..n arrays with no three disjoint pairs in any consecutive six terms having the same sum. A248451
Triangle read by rows: T(n,k) is the number of bargraphs of semiperimeter n having k UHU configurations, where U=(0,1), H(1,0); (n>=2, k>=0). A273896
1/4 the number of (2n)X(2n) 0..3 symmetric matrices with every element equal to two horizontal and vertical neighbors. A211078
Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 2 and no row sum 0 and no column sum 0. A255089