Base | Representation |
---|---|
bin | 1111100111100… |
… | …01011000100100 |
3 | 100010112002212012 |
4 | 13303301120210 |
5 | 232014342012 |
6 | 21000013352 |
7 | 3150404366 |
oct | 763613044 |
9 | 303462765 |
10 | 131012132 |
11 | 67a53399 |
12 | 37a61258 |
13 | 211b1394 |
14 | 13584d36 |
15 | b77d622 |
hex | 7cf1624 |
131012132 has 12 divisors (see below), whose sum is σ = 242757900. Its totient is φ = 61652736.
The previous prime is 131012113. The next prime is 131012173. The reversal of 131012132 is 231210131.
It can be written as a sum of positive squares in 2 ways, for example, as 109704676 + 21307456 = 10474^2 + 4616^2 .
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, 963257 + ... + 963392.
It is an arithmetic number, because the mean of its divisors is an integer number (20229825).
Almost surely, 2131012132 is an apocalyptic number.
It is an amenable number.
131012132 is a deficient number, since it is larger than the sum of its proper divisors (111745768).
131012132 is a wasteful number, since it uses less digits than its factorization.
131012132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1926670 (or 1926668 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 131012132 is about 11446.0531188703. The cubic root of 131012132 is about 507.8909855564.
Adding to 131012132 its reverse (231210131), we get a palindrome (362222263).
The spelling of 131012132 in words is "one hundred thirty-one million, twelve thousand, one hundred thirty-two".
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