Base | Representation |
---|---|
bin | 1000111100100… |
… | …01101001101000 |
3 | 12020012201001020 |
4 | 10132101221220 |
5 | 123202423410 |
6 | 11240252440 |
7 | 1600606326 |
oct | 436215150 |
9 | 166181036 |
10 | 75045480 |
11 | 393a7864 |
12 | 21171120 |
13 | 12717213 |
14 | 9d76d16 |
15 | 68c5a70 |
hex | 4791a68 |
75045480 has 64 divisors (see below), whose sum is σ = 238386240. Its totient is φ = 18834432.
The previous prime is 75045479. The next prime is 75045493. The reversal of 75045480 is 8454057.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16354 + ... + 20433.
It is an arithmetic number, because the mean of its divisors is an integer number (3724785).
Almost surely, 275045480 is an apocalyptic number.
It is an amenable number.
75045480 is an abundant number, since it is smaller than the sum of its proper divisors (163340760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75045480 is a wasteful number, since it uses less digits than its factorization.
75045480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36818 (or 36814 counting only the distinct ones).
The product of its (nonzero) digits is 22400, while the sum is 33.
The square root of 75045480 is about 8662.8794289197. The cubic root of 75045480 is about 421.8015583543.
The spelling of 75045480 in words is "seventy-five million, forty-five thousand, four hundred eighty".
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