Base | Representation |
---|---|
bin | 1000111010101… |
… | …10101010110101 |
3 | 12012202102122120 |
4 | 10131112222311 |
5 | 123122211033 |
6 | 11231150153 |
7 | 1565552103 |
oct | 435265265 |
9 | 165672576 |
10 | 74803893 |
11 | 392522aa |
12 | 21075359 |
13 | 12661278 |
14 | 9d12c73 |
15 | 68791b3 |
hex | 4756ab5 |
74803893 has 36 divisors (see below), whose sum is σ = 112288320. Its totient is φ = 44279424.
The previous prime is 74803871. The next prime is 74803907. The reversal of 74803893 is 39830847.
It is not a de Polignac number, because 74803893 - 28 = 74803637 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74803493) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 312868 + ... + 313106.
It is an arithmetic number, because the mean of its divisors is an integer number (3119120).
Almost surely, 274803893 is an apocalyptic number.
It is an amenable number.
74803893 is a deficient number, since it is larger than the sum of its proper divisors (37484427).
74803893 is a wasteful number, since it uses less digits than its factorization.
74803893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 314 (or 278 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 42.
The square root of 74803893 is about 8648.9243839913. The cubic root of 74803893 is about 421.3484494896.
The spelling of 74803893 in words is "seventy-four million, eight hundred three thousand, eight hundred ninety-three".
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