Base | Representation |
---|---|
bin | 1111110000010… |
… | …01111000000111 |
3 | 100012200110212000 |
4 | 13320021320013 |
5 | 232313123111 |
6 | 21040400343 |
7 | 3163231062 |
oct | 770117007 |
9 | 305613760 |
10 | 132161031 |
11 | 686685a2 |
12 | 383160b3 |
13 | 214c42c2 |
14 | 137a38d9 |
15 | b908c56 |
hex | 7e09e07 |
132161031 has 8 divisors (see below), whose sum is σ = 195794160. Its totient is φ = 88107336.
The previous prime is 132161027. The next prime is 132161041. The reversal of 132161031 is 130161231.
132161031 is a `hidden beast` number, since 1 + 3 + 21 + 610 + 31 = 666.
It is not a de Polignac number, because 132161031 - 22 = 132161027 is a prime.
It is a super-2 number, since 2×1321610312 = 34933076229965922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 132160995 and 132161013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132161011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2447400 + ... + 2447453.
It is an arithmetic number, because the mean of its divisors is an integer number (24474270).
Almost surely, 2132161031 is an apocalyptic number.
132161031 is a deficient number, since it is larger than the sum of its proper divisors (63633129).
132161031 is an equidigital number, since it uses as much as digits as its factorization.
132161031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4894862 (or 4894856 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
The square root of 132161031 is about 11496.1311318200. The cubic root of 132161031 is about 509.3713014197.
The spelling of 132161031 in words is "one hundred thirty-two million, one hundred sixty-one thousand, thirty-one".
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