Base | Representation |
---|---|
bin | 111100110110011… |
… | …110100001001010 |
3 | 2122011000210100221 |
4 | 330312132201022 |
5 | 4042323214423 |
6 | 245145420254 |
7 | 34204423615 |
oct | 7466364112 |
9 | 2564023327 |
10 | 1020913738 |
11 | 484308669 |
12 | 245a9a68a |
13 | 133680490 |
14 | 9983317c |
15 | 5e962e5d |
hex | 3cd9e84a |
1020913738 has 32 divisors (see below), whose sum is σ = 1795852800. Its totient is φ = 430992576.
The previous prime is 1020913723. The next prime is 1020913753. The reversal of 1020913738 is 8373190201.
It is an interprime number because it is at equal distance from previous prime (1020913723) and next prime (1020913753).
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, 21306 + ... + 49957.
It is an arithmetic number, because the mean of its divisors is an integer number (56120400).
Almost surely, 21020913738 is an apocalyptic number.
1020913738 is a deficient number, since it is larger than the sum of its proper divisors (774939062).
1020913738 is a wasteful number, since it uses less digits than its factorization.
1020913738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71326.
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 1020913738 is about 31951.7407663495. The cubic root of 1020913738 is about 1006.9232046262.
The spelling of 1020913738 in words is "one billion, twenty million, nine hundred thirteen thousand, seven hundred thirty-eight".
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