Base | Representation |
---|---|
bin | 111101001111111011… |
… | …1111101111110110000 |
3 | 110120111122021201110001 |
4 | 1322133313331332300 |
5 | 4123334001034031 |
6 | 140231415315344 |
7 | 12334316221411 |
oct | 1723767757660 |
9 | 416448251401 |
10 | 131531268016 |
11 | 50866a76495 |
12 | 215a967bb54 |
13 | c5321c3c95 |
14 | 651a9cb808 |
15 | 364c4d7861 |
hex | 1e9fdfdfb0 |
131531268016 has 20 divisors (see below), whose sum is σ = 258332818072. Its totient is φ = 64864734336.
The previous prime is 131531268007. The next prime is 131531268047. The reversal of 131531268016 is 610862135131.
It is a super-3 number, since 3×1315312680163 (a number of 34 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56305026 + ... + 56307361.
Almost surely, 2131531268016 is an apocalyptic number.
131531268016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
131531268016 is a deficient number, since it is larger than the sum of its proper divisors (126801550056).
131531268016 is a wasteful number, since it uses less digits than its factorization.
131531268016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112612468 (or 112612462 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 37.
The spelling of 131531268016 in words is "one hundred thirty-one billion, five hundred thirty-one million, two hundred sixty-eight thousand, sixteen".
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