Base | Representation |
---|---|
bin | 1001111100010… |
… | …11001100001001 |
3 | 12210221112202022 |
4 | 10332023030021 |
5 | 132323021000 |
6 | 12135414225 |
7 | 2031644630 |
oct | 476131411 |
9 | 183845668 |
10 | 83407625 |
11 | 43099424 |
12 | 23b24375 |
13 | 14384432 |
14 | b112517 |
15 | 74c8585 |
hex | 4f8b309 |
83407625 has 64 divisors (see below), whose sum is σ = 130291200. Its totient is φ = 52012800.
The previous prime is 83407619. The next prime is 83407669. The reversal of 83407625 is 52670438.
It is a happy number.
It is not a de Polignac number, because 83407625 - 24 = 83407609 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
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 63 ways as a sum of consecutive naturals, for example, 482039 + ... + 482211.
It is an arithmetic number, because the mean of its divisors is an integer number (2035800).
Almost surely, 283407625 is an apocalyptic number.
It is an amenable number.
83407625 is a deficient number, since it is larger than the sum of its proper divisors (46883575).
83407625 is a wasteful number, since it uses less digits than its factorization.
83407625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243 (or 233 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 35.
The square root of 83407625 is about 9132.7775074180. Note that the first 3 decimals coincide. The cubic root of 83407625 is about 436.9199933125.
The spelling of 83407625 in words is "eighty-three million, four hundred seven thousand, six hundred twenty-five".
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