Base | Representation |
---|---|
bin | 1000111110001… |
… | …11011001011110 |
3 | 12020121220000221 |
4 | 10133013121132 |
5 | 123232000010 |
6 | 11245111554 |
7 | 1602514216 |
oct | 437073136 |
9 | 166556027 |
10 | 75265630 |
11 | 39538200 |
12 | 212585ba |
13 | 1279349b |
14 | 9dd3246 |
15 | 691adda |
hex | 47c765e |
75265630 has 48 divisors (see below), whose sum is σ = 157716720. Its totient is φ = 25752320.
The previous prime is 75265621. The next prime is 75265633. The reversal of 75265630 is 3656257.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75265633) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18741 + ... + 22399.
It is an arithmetic number, because the mean of its divisors is an integer number (3285765).
Almost surely, 275265630 is an apocalyptic number.
75265630 is an abundant number, since it is smaller than the sum of its proper divisors (82451090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75265630 is a wasteful number, since it uses less digits than its factorization.
75265630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3705 (or 3694 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 34.
The square root of 75265630 is about 8675.5766378956. The cubic root of 75265630 is about 422.2136149625.
The spelling of 75265630 in words is "seventy-five million, two hundred sixty-five thousand, six hundred thirty".
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