Base | Representation |
---|---|
bin | 1000111110000… |
… | …10100101011000 |
3 | 12020120212222122 |
4 | 10133002211120 |
5 | 123230332122 |
6 | 11244440412 |
7 | 1602402560 |
oct | 437024530 |
9 | 166525878 |
10 | 75245912 |
11 | 39524405 |
12 | 21249108 |
13 | 12787511 |
14 | 9dc9da0 |
15 | 6915142 |
hex | 47c2958 |
75245912 has 16 divisors (see below), whose sum is σ = 161241360. Its totient is φ = 32248224.
The previous prime is 75245887. The next prime is 75245939. The reversal of 75245912 is 21954257.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671783 + ... + 671894.
It is an arithmetic number, because the mean of its divisors is an integer number (10077585).
Almost surely, 275245912 is an apocalyptic number.
It is an amenable number.
75245912 is an abundant number, since it is smaller than the sum of its proper divisors (85995448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75245912 is a wasteful number, since it uses less digits than its factorization.
75245912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1343690 (or 1343686 counting only the distinct ones).
The product of its digits is 25200, while the sum is 35.
The square root of 75245912 is about 8674.4401548457. The cubic root of 75245912 is about 422.1767414025.
It can be divided in two parts, 752 and 45912, that added together give a palindrome (46664).
The spelling of 75245912 in words is "seventy-five million, two hundred forty-five thousand, nine hundred twelve".
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