Base | Representation |
---|---|
bin | 10011001111000000… |
… | …001110000001011010 |
3 | 1222022022220110200010 |
4 | 103033000032001122 |
5 | 314244104412310 |
6 | 13253205222350 |
7 | 1330536664005 |
oct | 231700160132 |
9 | 58268813603 |
10 | 20652810330 |
11 | 8838a78099 |
12 | 40047019b6 |
13 | 1c41a03b39 |
14 | ddcc9853c |
15 | 80d21b320 |
hex | 4cf00e05a |
20652810330 has 32 divisors (see below), whose sum is σ = 50245746624. Its totient is φ = 5431971456.
The previous prime is 20652810319. The next prime is 20652810377. The reversal of 20652810330 is 3301825602.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 4713064 + ... + 4717443.
It is an arithmetic number, because the mean of its divisors is an integer number (1570179582).
Almost surely, 220652810330 is an apocalyptic number.
20652810330 is an abundant number, since it is smaller than the sum of its proper divisors (29592936294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20652810330 is a wasteful number, since it uses less digits than its factorization.
20652810330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9430590.
The product of its (nonzero) digits is 8640, while the sum is 30.
The spelling of 20652810330 in words is "twenty billion, six hundred fifty-two million, eight hundred ten thousand, three hundred thirty".
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