Base | Representation |
---|---|
bin | 1111101110100… |
… | …10011111001100 |
3 | 100012020221122020 |
4 | 13313102133030 |
5 | 232233343111 |
6 | 21031450140 |
7 | 3161264454 |
oct | 767223714 |
9 | 305227566 |
10 | 131934156 |
11 | 685230a2 |
12 | 38226950 |
13 | 21444c63 |
14 | 13744d64 |
15 | b8b1906 |
hex | 7dd27cc |
131934156 has 48 divisors (see below), whose sum is σ = 318280704. Its totient is φ = 42503616.
The previous prime is 131934139. The next prime is 131934163. The reversal of 131934156 is 651439131.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71461 + ... + 73283.
It is an arithmetic number, because the mean of its divisors is an integer number (6630848).
Almost surely, 2131934156 is an apocalyptic number.
It is an amenable number.
131934156 is an abundant number, since it is smaller than the sum of its proper divisors (186346548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131934156 is a wasteful number, since it uses less digits than its factorization.
131934156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2030 (or 2028 counting only the distinct ones).
The product of its digits is 9720, while the sum is 33.
The square root of 131934156 is about 11486.2594433523. The cubic root of 131934156 is about 509.0796627424.
The spelling of 131934156 in words is "one hundred thirty-one million, nine hundred thirty-four thousand, one hundred fifty-six".
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