Base | Representation |
---|---|
bin | 111101000001000010… |
… | …0110010001100011100 |
3 | 110112012210112021112102 |
4 | 1322002010302030130 |
5 | 4121323003424012 |
6 | 140110035424232 |
7 | 12316035524231 |
oct | 1720204621434 |
9 | 415183467472 |
10 | 131031311132 |
11 | 5062a839487 |
12 | 2148a155078 |
13 | c4827556c7 |
14 | 64b0447788 |
15 | 361d67c2c2 |
hex | 1e8213231c |
131031311132 has 6 divisors (see below), whose sum is σ = 229304794488. Its totient is φ = 65515655564.
The previous prime is 131031311113. The next prime is 131031311153. The reversal of 131031311132 is 231113130131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16378913888 + ... + 16378913895.
It is an arithmetic number, because the mean of its divisors is an integer number (38217465748).
Almost surely, 2131031311132 is an apocalyptic number.
It is an amenable number.
131031311132 is a deficient number, since it is larger than the sum of its proper divisors (98273483356).
131031311132 is a wasteful number, since it uses less digits than its factorization.
131031311132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32757827787 (or 32757827785 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 131031311132 its reverse (231113130131), we get a palindrome (362144441263).
The spelling of 131031311132 in words is "one hundred thirty-one billion, thirty-one million, three hundred eleven thousand, one hundred thirty-two".
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