Base | Representation |
---|---|
bin | 10010111010000010… |
… | …010110110100000100 |
3 | 1221101211000010222010 |
4 | 102322002112310010 |
5 | 313034032032332 |
6 | 13154241534220 |
7 | 1316036033022 |
oct | 227202266404 |
9 | 57354003863 |
10 | 20301049092 |
11 | 867845a725 |
12 | 3b26944370 |
13 | 1bb6b820ac |
14 | da828d712 |
15 | 7dc3d59cc |
hex | 4ba096d04 |
20301049092 has 96 divisors (see below), whose sum is σ = 50570956800. Its totient is φ = 6320305152.
The previous prime is 20301049051. The next prime is 20301049127. The reversal of 20301049092 is 29094010302.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5610868 + ... + 5614484.
It is an arithmetic number, because the mean of its divisors is an integer number (526780800).
Almost surely, 220301049092 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20301049092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25285478400).
20301049092 is an abundant number, since it is smaller than the sum of its proper divisors (30269907708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20301049092 is a wasteful number, since it uses less digits than its factorization.
20301049092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3985 (or 3983 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 30.
Adding to 20301049092 its reverse (29094010302), we get a palindrome (49395059394).
The spelling of 20301049092 in words is "twenty billion, three hundred one million, forty-nine thousand, ninety-two".
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