Base | Representation |
---|---|
bin | 10010101100101010… |
… | …111100100000100110 |
3 | 1220211012001112100000 |
4 | 102230222330200212 |
5 | 312104130330410 |
6 | 13120111402130 |
7 | 1310344024413 |
oct | 225452744046 |
9 | 56735045300 |
10 | 20076808230 |
11 | 85729201a6 |
12 | 3a83823346 |
13 | 1b7c58b2ab |
14 | d8659b10a |
15 | 7c788ddc0 |
hex | 4acabc826 |
20076808230 has 48 divisors (see below), whose sum is σ = 54133030224. Its totient is φ = 5353814880.
The previous prime is 20076808229. The next prime is 20076808249. The reversal of 20076808230 is 3280867002.
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 23 ways as a sum of consecutive naturals, for example, 4128601 + ... + 4133460.
It is an arithmetic number, because the mean of its divisors is an integer number (1127771463).
Almost surely, 220076808230 is an apocalyptic number.
20076808230 is an abundant number, since it is smaller than the sum of its proper divisors (34056221994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20076808230 is an equidigital number, since it uses as much as digits as its factorization.
20076808230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8262083 (or 8262071 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The spelling of 20076808230 in words is "twenty billion, seventy-six million, eight hundred eight thousand, two hundred thirty".
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