Properties of the Number 20852

Twenty Thousand Eight Hundred Fifty-Two

Basics

Value: 20851 → 20852 → 20853

Parity: even

Prime: No

Previous Prime: 20849

Next Prime: 20857

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 13 × 401

Divisors: 1, 2, 4, 13, 26, 52, 401, 802, 1604, 5213

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101000101110100

Octal: 50564

Duodecimal: 10098

Hexadecimal: 5174

Square: 434805904

Square Root: 144.40221604947757

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

Partial sums of A243980. A244050

Number of partitions of 2n into distinct parts < n. A231429

Numbers that are the sum of eight fourth powers in nine or more ways. A345584

Numbers that are the sum of eight fourth powers in exactly nine ways. A345841

Sum of the first k-1 numbers in the k-th column of the natural number array A000027, by antidiagonals. A185788

a(n) = 164·2ⁿ - 140. A305166

Records in A087669. A192230

Numbers whose arithmetic derivatives are a permutation of their digits. A225902

Partial sums of A024810(n) = floor(2ⁿ⁺¹/π). A172265

Number of words of length n, over the alphabet {a,b,c}, which have an odd number of a's and the number of b's plus the number of c's is less than or equal to 3. A342159