Base | Representation |
---|---|
bin | 1001000011101… |
… | …10011110110010 |
3 | 12021222022202200 |
4 | 10201312132302 |
5 | 123422422040 |
6 | 11312324030 |
7 | 1611562053 |
oct | 441663662 |
9 | 167868680 |
10 | 75982770 |
11 | 39987a86 |
12 | 21543616 |
13 | 12984a26 |
14 | a13c72a |
15 | 6a0d630 |
hex | 48767b2 |
75982770 has 24 divisors (see below), whose sum is σ = 197555436. Its totient is φ = 20262048.
The previous prime is 75982723. The next prime is 75982787. The reversal of 75982770 is 7728957.
It can be written as a sum of positive squares in 2 ways, for example, as 71014329 + 4968441 = 8427^2 + 2229^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 422037 + ... + 422216.
Almost surely, 275982770 is an apocalyptic number.
75982770 is an abundant number, since it is smaller than the sum of its proper divisors (121572666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75982770 is a wasteful number, since it uses less digits than its factorization.
75982770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 844266 (or 844263 counting only the distinct ones).
The product of its (nonzero) digits is 246960, while the sum is 45.
The square root of 75982770 is about 8716.8096227920. The cubic root of 75982770 is about 423.5503458130.
The spelling of 75982770 in words is "seventy-five million, nine hundred eighty-two thousand, seven hundred seventy".
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