Base | Representation |
---|---|
bin | 1001001000101010011010… |
… | …01101100011011010100000 |
3 | 2122010110212000102020210100 |
4 | 10210111031031203122200 |
5 | 10113113440001120302 |
6 | 110420405501302400 |
7 | 4142241420561255 |
oct | 444251515433240 |
9 | 78113760366710 |
10 | 20088857441952 |
11 | 6445700346382 |
12 | 2305431864a00 |
13 | b294a94a4360 |
14 | 4d643d4dd42c |
15 | 24c855c71d1c |
hex | 12454d3636a0 |
20088857441952 has 144 divisors (see below), whose sum is σ = 62388635557248. Its totient is φ = 6094127854080.
The previous prime is 20088857441903. The next prime is 20088857441953. The reversal of 20088857441952 is 25914475888002.
20088857441952 is a `hidden beast` number, since 2 + 0 + 0 + 8 + 8 + 8 + 574 + 4 + 1 + 9 + 52 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a self number, because there is not a number n which added to its sum of digits gives 20088857441952.
It is not an unprimeable number, because it can be changed into a prime (20088857441953) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37520188 + ... + 38051835.
It is an arithmetic number, because the mean of its divisors is an integer number (433254413592).
Almost surely, 220088857441952 is an apocalyptic number.
It is an amenable number.
20088857441952 is an abundant number, since it is smaller than the sum of its proper divisors (42299778115296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20088857441952 is a wasteful number, since it uses less digits than its factorization.
20088857441952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75572123 (or 75572112 counting only the distinct ones).
The product of its (nonzero) digits is 51609600, while the sum is 63.
The spelling of 20088857441952 in words is "twenty trillion, eighty-eight billion, eight hundred fifty-seven million, four hundred forty-one thousand, nine hundred fifty-two".
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