Base | Representation |
---|---|
bin | 1000000000001011101… |
… | …0010101110100101010 |
3 | 111010212202112222110120 |
4 | 2000002322111310222 |
5 | 4223033334123032 |
6 | 143054440424110 |
7 | 12635035013562 |
oct | 2000272256452 |
9 | 433782488416 |
10 | 137487801642 |
11 | 53343309354 |
12 | 22790478036 |
13 | cc712814a9 |
14 | 6923b23da2 |
15 | 389a3d662c |
hex | 2002e95d2a |
137487801642 has 16 divisors (see below), whose sum is σ = 275353845312. Its totient is φ = 45766226880.
The previous prime is 137487801623. The next prime is 137487801667. The reversal of 137487801642 is 246108784731.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15755359 + ... + 15764082.
It is an arithmetic number, because the mean of its divisors is an integer number (17209615332).
Almost surely, 2137487801642 is an apocalyptic number.
137487801642 is an abundant number, since it is smaller than the sum of its proper divisors (137866043670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137487801642 is a wasteful number, since it uses less digits than its factorization.
137487801642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31520173.
The product of its (nonzero) digits is 1806336, while the sum is 51.
The spelling of 137487801642 in words is "one hundred thirty-seven billion, four hundred eighty-seven million, eight hundred one thousand, six hundred forty-two".
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