Base | Representation |
---|---|
bin | 111101001010100000… |
… | …0111010001111110010 |
3 | 110120000221102201122212 |
4 | 1322111000322033302 |
5 | 4123000330001032 |
6 | 140201350132122 |
7 | 12326644416410 |
oct | 1722500721762 |
9 | 416027381585 |
10 | 131349062642 |
11 | 50783137936 |
12 | 21558651042 |
13 | c50352a355 |
14 | 650071c2b0 |
15 | 363b4e5bb2 |
hex | 1e9503a3f2 |
131349062642 has 64 divisors (see below), whose sum is σ = 236611760640. Its totient is φ = 53514432000.
The previous prime is 131349062627. The next prime is 131349062651. The reversal of 131349062642 is 246260943131.
It is a self number, because there is not a number n which added to its sum of digits gives 131349062642.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4757534 + ... + 4785062.
It is an arithmetic number, because the mean of its divisors is an integer number (3697058760).
Almost surely, 2131349062642 is an apocalyptic number.
131349062642 is a deficient number, since it is larger than the sum of its proper divisors (105262697998).
131349062642 is a wasteful number, since it uses less digits than its factorization.
131349062642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27787.
The product of its (nonzero) digits is 186624, while the sum is 41.
The spelling of 131349062642 in words is "one hundred thirty-one billion, three hundred forty-nine million, sixty-two thousand, six hundred forty-two".
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