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Properties of the Number 17125

Seventeen Thousand One Hundred Twenty-Five

Basics

Value: 17124 → 17125 → 17126

Parity: odd

Prime: No

Previous Prime: 17123

Next Prime: 17137

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 3 × 137

Divisors: 1, 5, 25, 125, 137, 685, 3425, 17125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 100001011100101

Octal: 41345

Duodecimal: 9AB1

Hexadecimal: 42e5

Square: 293265625

Square Root: 130.86252328302402

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 n that are the hypotenuse of exactly 10 distinct integer-sided right triangles, i.e., n2 can be written as a sum of two squares in 10 ways. A97225
T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and the central column and the two maximums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254586
T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101. A260106
Number of partitions p of n such that (sum of parts with multiplicity 1) > (sum of all other parts). A240451
The number of distinct positions on an infinite chessboard reachable by the (2,3)-leaper (or zebra) in at most n moves. A297740
Sum of n-th row of triangle in A082196. A82199
Numerators of the partial alternating sums of the reciprocals of Pillai's arithmetical function (A018804). A379365
a(n) = (2·n3 + 5·n2 - 5·n)/2. A162265
Numbers k such that sigma2(k2 + 1) == 0 (mod k). A360105
Numbers k such that the continued fraction for sqrt(k) has period 85. A20424