Base | Representation |
---|---|
bin | 1111110110100… |
… | …10001000001000 |
3 | 100021020010222201 |
4 | 13323102020020 |
5 | 233020400011 |
6 | 21110125544 |
7 | 3203215312 |
oct | 773221010 |
9 | 307203881 |
10 | 132981256 |
11 | 69078871 |
12 | 386508b4 |
13 | 21720745 |
14 | 139387b2 |
15 | ba1bcc1 |
hex | 7ed2208 |
132981256 has 16 divisors (see below), whose sum is σ = 256079340. Its totient is φ = 64693440.
The previous prime is 132981229. The next prime is 132981263. The reversal of 132981256 is 652189231.
It can be written as a sum of positive squares in 2 ways, for example, as 91584900 + 41396356 = 9570^2 + 6434^2 .
It is a Harshad number since it is a multiple of its sum of digits (37).
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, 224335 + ... + 224926.
Almost surely, 2132981256 is an apocalyptic number.
It is an amenable number.
132981256 is a deficient number, since it is larger than the sum of its proper divisors (123098084).
132981256 is a wasteful number, since it uses less digits than its factorization.
132981256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 449304 (or 449300 counting only the distinct ones).
The product of its digits is 25920, while the sum is 37.
The square root of 132981256 is about 11531.7499105730. The cubic root of 132981256 is about 510.4228915844.
The spelling of 132981256 in words is "one hundred thirty-two million, nine hundred eighty-one thousand, two hundred fifty-six".
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