Base | Representation |
---|---|
bin | 11001111100010010111111… |
… | …01100100100101010000000 |
3 | 21110222200012200110201021002 |
4 | 30332021133230210222000 |
5 | 24434130443423123342 |
6 | 321155110152351132 |
7 | 15005351534655545 |
oct | 1476113754445200 |
9 | 243880180421232 |
10 | 57047361145472 |
11 | 171a4717165a75 |
12 | 64941b19a54a8 |
13 | 25aa70a193029 |
14 | 101316d8d6bcc |
15 | 68dded1ead32 |
hex | 33e25fb24a80 |
57047361145472 has 32 divisors (see below), whose sum is σ = 113649817264500. Its totient is φ = 28523485440000.
The previous prime is 57047361145459. The next prime is 57047361145477. The reversal of 57047361145472 is 27454116374075.
It can be written as a sum of positive squares in 2 ways, for example, as 36039658916416 + 21007702229056 = 6003304^2 + 4583416^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-2 number, since 2×570473611454722 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (57047361145477) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18257972 + ... + 21152972.
Almost surely, 257047361145472 is an apocalyptic number.
It is an amenable number.
57047361145472 is a deficient number, since it is larger than the sum of its proper divisors (56602456119028).
57047361145472 is a wasteful number, since it uses less digits than its factorization.
57047361145472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3048964 (or 3048952 counting only the distinct ones).
The product of its (nonzero) digits is 19756800, while the sum is 56.
The spelling of 57047361145472 in words is "fifty-seven trillion, forty-seven billion, three hundred sixty-one million, one hundred forty-five thousand, four hundred seventy-two".
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