Base | Representation |
---|---|
bin | 1000010001100001100… |
… | …0111001111000110001 |
3 | 111120220012022202201100 |
4 | 2010120120321320301 |
5 | 4312102113240023 |
6 | 145144415555013 |
7 | 13161303302406 |
oct | 2043030717061 |
9 | 446805282640 |
10 | 142143102513 |
11 | 55312091845 |
12 | 2366b52ba69 |
13 | 105338918a9 |
14 | 6c460d82ad |
15 | 3a6de4ec43 |
hex | 2118639e31 |
142143102513 has 6 divisors (see below), whose sum is σ = 205317814754. Its totient is φ = 94762068336.
The previous prime is 142143102509. The next prime is 142143102527. The reversal of 142143102513 is 315201341241.
142143102513 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 43 + 102 + 513 = 666.
It can be written as a sum of positive squares in only one way, i.e., 142104873024 + 38229489 = 376968^2 + 6183^2 .
It is not a de Polignac number, because 142143102513 - 22 = 142143102509 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142143102503) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7896839020 + ... + 7896839037.
Almost surely, 2142143102513 is an apocalyptic number.
It is an amenable number.
142143102513 is a deficient number, since it is larger than the sum of its proper divisors (63174712241).
142143102513 is a wasteful number, since it uses less digits than its factorization.
142143102513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15793678063 (or 15793678060 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
Adding to 142143102513 its reverse (315201341241), we get a palindrome (457344443754).
The spelling of 142143102513 in words is "one hundred forty-two billion, one hundred forty-three million, one hundred two thousand, five hundred thirteen".
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