Base | Representation |
---|---|
bin | 1111110001111… |
… | …11101000110101 |
3 | 100020002122220210 |
4 | 13320333220311 |
5 | 232342144422 |
6 | 21045220033 |
7 | 3165136062 |
oct | 770775065 |
9 | 306078823 |
10 | 132381237 |
11 | 687a8a8a |
12 | 38401619 |
13 | 215705c1 |
14 | 1381dc69 |
15 | b94e10c |
hex | 7e3fa35 |
132381237 has 16 divisors (see below), whose sum is σ = 178411520. Its totient is φ = 87307632.
The previous prime is 132381233. The next prime is 132381239. The reversal of 132381237 is 732183231.
It is not a de Polignac number, because 132381237 - 22 = 132381233 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132381233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217788 + ... + 218394.
It is an arithmetic number, because the mean of its divisors is an integer number (11150720).
Almost surely, 2132381237 is an apocalyptic number.
It is an amenable number.
132381237 is a deficient number, since it is larger than the sum of its proper divisors (46030283).
132381237 is a wasteful number, since it uses less digits than its factorization.
132381237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1272.
The product of its digits is 6048, while the sum is 30.
The square root of 132381237 is about 11505.7045416611. The cubic root of 132381237 is about 509.6540483495.
The spelling of 132381237 in words is "one hundred thirty-two million, three hundred eighty-one thousand, two hundred thirty-seven".
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