Base | Representation |
---|---|
bin | 1001111001010… |
… | …10111111111001 |
3 | 12210012112021201 |
4 | 10330222333321 |
5 | 132222414000 |
6 | 12123134201 |
7 | 2025414142 |
oct | 474527771 |
9 | 183175251 |
10 | 83013625 |
11 | 4294a402 |
12 | 23974361 |
13 | 14276cb6 |
14 | b04cac9 |
15 | 744b96a |
hex | 4f2aff9 |
83013625 has 8 divisors (see below), whose sum is σ = 103601160. Its totient is φ = 66410800.
The previous prime is 83013589. The next prime is 83013683. The reversal of 83013625 is 52631038.
It can be written as a sum of positive squares in 4 ways, for example, as 76176 + 82937449 = 276^2 + 9107^2 .
It is not a de Polignac number, because 83013625 - 223 = 74625017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 83013593 and 83013602.
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, 331930 + ... + 332179.
It is an arithmetic number, because the mean of its divisors is an integer number (12950145).
Almost surely, 283013625 is an apocalyptic number.
It is an amenable number.
83013625 is a deficient number, since it is larger than the sum of its proper divisors (20587535).
83013625 is an equidigital number, since it uses as much as digits as its factorization.
83013625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 664124 (or 664114 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 28.
The square root of 83013625 is about 9111.1813174802. The cubic root of 83013625 is about 436.2309345997.
It can be divided in two parts, 83013 and 625, that added together give a palindrome (83638).
The spelling of 83013625 in words is "eighty-three million, thirteen thousand, six hundred twenty-five".
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