Base | Representation |
---|---|
bin | 1010111100100010… |
… | …0011111010000100 |
3 | 21120202211220220101 |
4 | 2233020203322010 |
5 | 22004143211103 |
6 | 1203321013444 |
7 | 132545526010 |
oct | 25710437204 |
9 | 7522756811 |
10 | 2938257028 |
11 | 1278629aa3 |
12 | 6a0024284 |
13 | 37a977135 |
14 | 1dc333540 |
15 | 122e49a1d |
hex | af223e84 |
2938257028 has 24 divisors (see below), whose sum is σ = 5972853824. Its totient is φ = 1238608800.
The previous prime is 2938257017. The next prime is 2938257043. The reversal of 2938257028 is 8207528392.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858438 + ... + 861853.
Almost surely, 22938257028 is an apocalyptic number.
2938257028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
2938257028 is an abundant number, since it is smaller than the sum of its proper divisors (3034596796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2938257028 is a wasteful number, since it uses less digits than its factorization.
2938257028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1720363 (or 1720361 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 46.
The square root of 2938257028 is about 54205.6918413556. The cubic root of 2938257028 is about 1432.2865968461.
The spelling of 2938257028 in words is "two billion, nine hundred thirty-eight million, two hundred fifty-seven thousand, twenty-eight".
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