Base | Representation |
---|---|
bin | 1000111110011… |
… | …01010111010000 |
3 | 12020200010112220 |
4 | 10133031113100 |
5 | 123233240224 |
6 | 11245421040 |
7 | 1602645363 |
oct | 437152720 |
9 | 166603486 |
10 | 75290064 |
11 | 395545a3 |
12 | 2126a780 |
13 | 127a1645 |
14 | 9ddc0da |
15 | 6923279 |
hex | 47cd5d0 |
75290064 has 20 divisors (see below), whose sum is σ = 194499456. Its totient is φ = 25096672.
The previous prime is 75290057. The next prime is 75290123. The reversal of 75290064 is 46009257.
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, 784224 + ... + 784319.
Almost surely, 275290064 is an apocalyptic number.
It is an amenable number.
75290064 is an abundant number, since it is smaller than the sum of its proper divisors (119209392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75290064 is a wasteful number, since it uses less digits than its factorization.
75290064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1568554 (or 1568548 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 33.
The square root of 75290064 is about 8676.9847297319. The cubic root of 75290064 is about 422.2592987242.
The spelling of 75290064 in words is "seventy-five million, two hundred ninety thousand, sixty-four".
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