Base | Representation |
---|---|
bin | 1001111001100… |
… | …11010000000001 |
3 | 12210021020122120 |
4 | 10330303100001 |
5 | 132230004200 |
6 | 12123554453 |
7 | 2025614526 |
oct | 474632001 |
9 | 183236576 |
10 | 83047425 |
11 | 4297283a |
12 | 2398ba29 |
13 | 142894b6 |
14 | b05b14d |
15 | 74569a0 |
hex | 4f33401 |
83047425 has 24 divisors (see below), whose sum is σ = 141020736. Its totient is φ = 43093440.
The previous prime is 83047421. The next prime is 83047483. The reversal of 83047425 is 52474038.
It is not a de Polignac number, because 83047425 - 22 = 83047421 is a prime.
It is not an unprimeable number, because it can be changed into a prime (83047421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12189 + ... + 17738.
It is an arithmetic number, because the mean of its divisors is an integer number (5875864).
Almost surely, 283047425 is an apocalyptic number.
It is an amenable number.
83047425 is a deficient number, since it is larger than the sum of its proper divisors (57973311).
83047425 is a wasteful number, since it uses less digits than its factorization.
83047425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29977 (or 29972 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 33.
The square root of 83047425 is about 9113.0359924671. The cubic root of 83047425 is about 436.2901321306.
The spelling of 83047425 in words is "eighty-three million, forty-seven thousand, four hundred twenty-five".
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