Base | Representation |
---|---|
bin | 111100001110100… |
… | …0000000111111000 |
3 | 12012211121202120012 |
4 | 1320131000013320 |
5 | 13114320243400 |
6 | 532310121052 |
7 | 101036046122 |
oct | 17035000770 |
9 | 5184552505 |
10 | 2020868600 |
11 | 947800543 |
12 | 484950188 |
13 | 2628a2c4a |
14 | 15256c212 |
15 | bc635d35 |
hex | 787401f8 |
2020868600 has 48 divisors (see below), whose sum is σ = 4745086920. Its totient is φ = 800336000.
The previous prime is 2020868599. The next prime is 2020868617. The reversal of 2020868600 is 68680202.
It is a happy number.
It is a congruent number.
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, 29822 + ... + 70221.
Almost surely, 22020868600 is an apocalyptic number.
2020868600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2020868600 is an abundant number, since it is smaller than the sum of its proper divisors (2724218320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020868600 is a wasteful number, since it uses less digits than its factorization.
2020868600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100160 (or 100151 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 32.
The square root of 2020868600 is about 44954.0721181074. The cubic root of 2020868600 is about 1264.2880275497.
The spelling of 2020868600 in words is "two billion, twenty million, eight hundred sixty-eight thousand, six hundred".
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