Base | Representation |
---|---|
bin | 10010110100000001… |
… | …000000110011101110 |
3 | 1221010202221000122120 |
4 | 102310001000303232 |
5 | 312332202033033 |
6 | 13140232453410 |
7 | 1313401311000 |
oct | 226401006356 |
9 | 57122830576 |
10 | 20200033518 |
11 | 8626435185 |
12 | 3ab8b4a266 |
13 | 1b9bc74272 |
14 | d98ab6370 |
15 | 7d35d01b3 |
hex | 4b4040cee |
20200033518 has 64 divisors (see below), whose sum is σ = 47403609600. Its totient is φ = 5735935296.
The previous prime is 20200033517. The next prime is 20200033547. The reversal of 20200033518 is 81533000202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20200033517) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305346 + ... + 365562.
It is an arithmetic number, because the mean of its divisors is an integer number (740681400).
Almost surely, 220200033518 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20200033518, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23701804800).
20200033518 is an abundant number, since it is smaller than the sum of its proper divisors (27203576082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200033518 is a wasteful number, since it uses less digits than its factorization.
20200033518 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60406 (or 60392 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The spelling of 20200033518 in words is "twenty billion, two hundred million, thirty-three thousand, five hundred eighteen".
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