Base | Representation |
---|---|
bin | 1111101101101… |
… | …00101010111000 |
3 | 100012000202002211 |
4 | 13312310222320 |
5 | 232220441044 |
6 | 21025104504 |
7 | 3160245421 |
oct | 766645270 |
9 | 305022084 |
10 | 131812024 |
11 | 6844a363 |
12 | 38188134 |
13 | 214014a6 |
14 | 13712648 |
15 | b88a634 |
hex | 7db4ab8 |
131812024 has 16 divisors (see below), whose sum is σ = 247577400. Its totient is φ = 65791392.
The previous prime is 131812003. The next prime is 131812073. The reversal of 131812024 is 420218131.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 131811986 and 131812004.
It is a congruent number.
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, 9339 + ... + 18730.
Almost surely, 2131812024 is an apocalyptic number.
It is an amenable number.
131812024 is a deficient number, since it is larger than the sum of its proper divisors (115765376).
131812024 is a wasteful number, since it uses less digits than its factorization.
131812024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28662 (or 28658 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
The square root of 131812024 is about 11480.9417732170. The cubic root of 131812024 is about 508.9225285215.
The spelling of 131812024 in words is "one hundred thirty-one million, eight hundred twelve thousand, twenty-four".
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