Base | Representation |
---|---|
bin | 1001001111000010011101… |
… | …10010011101010000000000 |
3 | 2122220102022100212022020112 |
4 | 10213201032302131100000 |
5 | 10130211113332202334 |
6 | 111105155531130452 |
7 | 4164125240163353 |
oct | 447411662352000 |
9 | 78812270768215 |
10 | 20307927225344 |
11 | 651a5a8546040 |
12 | 233b98b8a3a28 |
13 | b4404c555015 |
14 | 502ca212229a |
15 | 2533c84674ce |
hex | 12784ec9d400 |
20307927225344 has 352 divisors, whose sum is σ = 48548714065920. Its totient is φ = 8382549196800.
The previous prime is 20307927225301. The next prime is 20307927225353. The reversal of 20307927225344 is 44352272970302.
It is a tau number, because it is divible by the number of its divisors (352).
It is a junction number, because it is equal to n+sod(n) for n = 20307927225292 and 20307927225301.
It is a congruent number.
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, 2059831487 + ... + 2059841345.
Almost surely, 220307927225344 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 20307927225344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24274357032960).
20307927225344 is an abundant number, since it is smaller than the sum of its proper divisors (28240786840576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20307927225344 is a wasteful number, since it uses less digits than its factorization.
20307927225344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10285 (or 10267 counting only the distinct ones).
The product of its (nonzero) digits is 5080320, while the sum is 50.
The spelling of 20307927225344 in words is "twenty trillion, three hundred seven billion, nine hundred twenty-seven million, two hundred twenty-five thousand, three hundred forty-four".
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