Base | Representation |
---|---|
bin | 1000111111001… |
… | …01100111011010 |
3 | 12020212011211002 |
4 | 10133211213122 |
5 | 123244430102 |
6 | 11251505002 |
7 | 1603541114 |
oct | 437454732 |
9 | 166764732 |
10 | 75389402 |
11 | 396121a0 |
12 | 212b8162 |
13 | 1280791a |
14 | a0263b4 |
15 | 6942902 |
hex | 47e59da |
75389402 has 16 divisors (see below), whose sum is σ = 123832800. Its totient is φ = 34137840.
The previous prime is 75389383. The next prime is 75389429. The reversal of 75389402 is 20498357.
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, 452 + ... + 12287.
It is an arithmetic number, because the mean of its divisors is an integer number (7739550).
Almost surely, 275389402 is an apocalyptic number.
75389402 is a deficient number, since it is larger than the sum of its proper divisors (48443398).
75389402 is a wasteful number, since it uses less digits than its factorization.
75389402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13021.
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 75389402 is about 8682.7070663475. The cubic root of 75389402 is about 422.4449272894. Note that the first 3 decimals are identical.
The spelling of 75389402 in words is "seventy-five million, three hundred eighty-nine thousand, four hundred two".
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