Base | Representation |
---|---|
bin | 1010101100011110… |
… | …0010001110011011 |
3 | 21102002001202210201 |
4 | 2223013202032123 |
5 | 21334421113011 |
6 | 1152512523031 |
7 | 131100033001 |
oct | 25307421633 |
9 | 7362052721 |
10 | 2870879131 |
11 | 1243599a8a |
12 | 681550477 |
13 | 369a15c63 |
14 | 1d33d4a71 |
15 | 11c08acc1 |
hex | ab1e239b |
2870879131 has 8 divisors (see below), whose sum is σ = 3057959520. Its totient is φ = 2685821568.
The previous prime is 2870879129. The next prime is 2870879147. The reversal of 2870879131 is 1319780782.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2870879131 - 21 = 2870879129 is a prime.
It is a super-2 number, since 2×28708791312 = 16483893969622630322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2870879161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502776 + ... + 508453.
It is an arithmetic number, because the mean of its divisors is an integer number (382244940).
Almost surely, 22870879131 is an apocalyptic number.
2870879131 is a deficient number, since it is larger than the sum of its proper divisors (187080389).
2870879131 is a wasteful number, since it uses less digits than its factorization.
2870879131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1011413.
The product of its (nonzero) digits is 169344, while the sum is 46.
The square root of 2870879131 is about 53580.5853924722. The cubic root of 2870879131 is about 1421.2537909714.
The spelling of 2870879131 in words is "two billion, eight hundred seventy million, eight hundred seventy-nine thousand, one hundred thirty-one".
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