Properties of the Number 1018

One Thousand Eighteen

Basics

Value: 1017 → 1018 → 1019

Parity: even

Prime: No

Previous Prime: 1013

Next Prime: 1019

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 × 509

Divisors: 1, 2, 509, 1018

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1111111010

Octal: 1772

Duodecimal: 70A

Hexadecimal: 3fa

Square: 1036324

Square Root: 31.906112267087632

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

Number of rucksack partitions of n: every consecutive constant subsequence has a different sum. A353864

Numbers k such that k¹⁶ + 1 is prime. A6313

Number of twice-partitions of n with no repeated partitions. A296122

Numbers k such that 1 + k + k³ + k⁵ + k⁷ + k⁹ + k¹¹ is prime. A244376

Number of integer partitions of n without choosable initial intervals. A387118

Number of strict integer partitions of n whose length (number of parts) is equal to the sum of some submultiset. A367214

Numbers k with the property that the sum of the digits of k is a substring of k. A52018

Positive integers not of the form x² + 2·y² + 3·2^z with x,y,z nonnegative integers. A301472

Semiprimes of form prime - 1. A77065

Numbers where 1 outnumbers any other digit. A292451