Base | Representation |
---|---|
bin | 10000000101110110… |
… | …00100110000011010 |
3 | 211022001202101211010 |
4 | 20002323010300122 |
5 | 120143034200002 |
6 | 3545123114350 |
7 | 424040035020 |
oct | 100273046032 |
9 | 24261671733 |
10 | 8638975002 |
11 | 3733526869 |
12 | 18112129b6 |
13 | a78a36b38 |
14 | 5bd4b8710 |
15 | 35866646c |
hex | 202ec4c1a |
8638975002 has 32 divisors (see below), whose sum is σ = 19878768000. Its totient is φ = 2451711168.
The previous prime is 8638974997. The next prime is 8638975019. The reversal of 8638975002 is 2005798368.
It is a super-3 number, since 3×86389750023 (a number of 31 digits) contains 333 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 683977 + ... + 696492.
It is an arithmetic number, because the mean of its divisors is an integer number (621211500).
Almost surely, 28638975002 is an apocalyptic number.
8638975002 is an abundant number, since it is smaller than the sum of its proper divisors (11239792998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8638975002 is a wasteful number, since it uses less digits than its factorization.
8638975002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1380630.
The product of its (nonzero) digits is 725760, while the sum is 48.
The square root of 8638975002 is about 92946.0865340763. The cubic root of 8638975002 is about 2051.8899882694.
The spelling of 8638975002 in words is "eight billion, six hundred thirty-eight million, nine hundred seventy-five thousand, two".
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