Base | Representation |
---|---|
bin | 11001111110101000011001… |
… | …00101100010101010110100 |
3 | 21111021100020122210020112002 |
4 | 30333110030211202222310 |
5 | 24441434231210001040 |
6 | 321300013251514432 |
7 | 15014221316644466 |
oct | 1477241445425264 |
9 | 244240218706462 |
10 | 57127571172020 |
11 | 17225737683108 |
12 | 64a7857bb8a18 |
13 | 25b5150982abb |
14 | 1016dbc504136 |
15 | 691044d54a15 |
hex | 33f50c962ab4 |
57127571172020 has 24 divisors (see below), whose sum is σ = 127024834724424. Its totient is φ = 21506850323456.
The previous prime is 57127571171987. The next prime is 57127571172059. The reversal of 57127571172020 is 2027117572175.
57127571172020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 9980506729636 + 47147064442384 = 3159194^2 + 6866372^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84011133737 + ... + 84011134416.
It is an arithmetic number, because the mean of its divisors is an integer number (5292701446851).
Almost surely, 257127571172020 is an apocalyptic number.
It is an amenable number.
57127571172020 is an abundant number, since it is smaller than the sum of its proper divisors (69897263552404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57127571172020 is a wasteful number, since it uses less digits than its factorization.
57127571172020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 168022268179 (or 168022268177 counting only the distinct ones).
The product of its (nonzero) digits is 480200, while the sum is 47.
The spelling of 57127571172020 in words is "fifty-seven trillion, one hundred twenty-seven billion, five hundred seventy-one million, one hundred seventy-two thousand, twenty".
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