Properties of the Number 17020

Seventeen Thousand Twenty

Basics

Value: 17019 → 17020 → 17021

Parity: even

Prime: No

Previous Prime: 17011

Next Prime: 17021

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 23 × 37

Divisors: 1, 2, 4, 5, 10, 20, 23, 37, 46, 74

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100001001111100

Octal: 41174

Duodecimal: 9A24

Hexadecimal: 427c

Square: 289680400

Square Root: 130.46072205840346

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

Triangular numbers that are the sums of five consecutive triangular numbers. A131557

a(n) = n*(n+1)*(8·n + 1)/6. A132124

a(n) = n*(n + 7)*(n + 14)*(n + 21)/24. A264447

Triangular numbers with sum of digits = 10. A68129

Products of members of pairs in A075333. A75337

Triangular numbers that can be written as sum of three positive cubes. A119977

Number of partitions p of n such that (maximal multiplicity of the parts of p) > (maximal part of p). A240314

Number of series-reduced balanced rooted identity trees whose leaves are integer partitions whose multiset union is an integer partition of n. A320172

Triangular numbers of the form 10·k. A69498

Triangular numbers whose digit permutations yield at least two further triangular numbers. A69674