Base | Representation |
---|---|
bin | 10011000010111100… |
… | …001000100001101100 |
3 | 1221210020001121020211 |
4 | 103002330020201230 |
5 | 313340301201102 |
6 | 13221135152204 |
7 | 1322531432215 |
oct | 230274104154 |
9 | 57706047224 |
10 | 20450412652 |
11 | 87447a778a |
12 | 3b68975664 |
13 | 1c0baba3b7 |
14 | dc005040c |
15 | 7ea58b7d7 |
hex | 4c2f0886c |
20450412652 has 48 divisors (see below), whose sum is σ = 37856851200. Its totient is φ = 9639604800.
The previous prime is 20450412641. The next prime is 20450412713. The reversal of 20450412652 is 25621405402.
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, 19457527 + ... + 19458577.
It is an arithmetic number, because the mean of its divisors is an integer number (788684400).
Almost surely, 220450412652 is an apocalyptic number.
It is an amenable number.
20450412652 is a deficient number, since it is larger than the sum of its proper divisors (17406438548).
20450412652 is a wasteful number, since it uses less digits than its factorization.
20450412652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2086 (or 2084 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 31.
It can be divided in two parts, 204504 and 12652, that added together give a square (217156 = 4662).
The spelling of 20450412652 in words is "twenty billion, four hundred fifty million, four hundred twelve thousand, six hundred fifty-two".
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