Base | Representation |
---|---|
bin | 111100001110100… |
… | …1010000101001100 |
3 | 12012211200211111212 |
4 | 1320131022011030 |
5 | 13114323100023 |
6 | 532311033552 |
7 | 101036306051 |
oct | 17035120514 |
9 | 5184624455 |
10 | 2020909388 |
11 | 947829153 |
12 | 48496b8b8 |
13 | 2628b8694 |
14 | 15257d028 |
15 | bc642e78 |
hex | 7874a14c |
2020909388 has 24 divisors (see below), whose sum is σ = 3725037120. Its totient is φ = 956679120.
The previous prime is 2020909381. The next prime is 2020909403. The reversal of 2020909388 is 8839090202.
It is not an unprimeable number, because it can be changed into a prime (2020909381) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130295 + ... + 144977.
It is an arithmetic number, because the mean of its divisors is an integer number (155209880).
Almost surely, 22020909388 is an apocalyptic number.
It is an amenable number.
2020909388 is a deficient number, since it is larger than the sum of its proper divisors (1704127732).
2020909388 is a wasteful number, since it uses less digits than its factorization.
2020909388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16517 (or 16515 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 41.
The square root of 2020909388 is about 44954.5257788357. The cubic root of 2020909388 is about 1264.2965333696.
The spelling of 2020909388 in words is "two billion, twenty million, nine hundred nine thousand, three hundred eighty-eight".
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