Base | Representation |
---|---|
bin | 110101001111110001… |
… | …101010110100100000 |
3 | 12110120111002002102200 |
4 | 311033301222310200 |
5 | 1414042241322420 |
6 | 42133115413200 |
7 | 4062541304445 |
oct | 651761526440 |
9 | 173514062380 |
10 | 57172995360 |
11 | 22279735698 |
12 | b0b7154200 |
13 | 5511b66490 |
14 | 2aa523d9cc |
15 | 1749481b90 |
hex | d4fc6ad20 |
57172995360 has 144 divisors (see below), whose sum is σ = 210110826744. Its totient is φ = 14073348096.
The previous prime is 57172995329. The next prime is 57172995403. The reversal of 57172995360 is 6359927175.
57172995360 is a `hidden beast` number, since 5 + 7 + 17 + 2 + 99 + 536 + 0 = 666.
57172995360 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 48503895696 + 8669099664 = 220236^2 + 93108^2 .
It is a tau number, because it is divible by the number of its divisors (144).
It is a junction number, because it is equal to n+sod(n) for n = 57172995297 and 57172995306.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1508337 + ... + 1545776.
Almost surely, 257172995360 is an apocalyptic number.
It is an amenable number.
57172995360 is an abundant number, since it is smaller than the sum of its proper divisors (152937831384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57172995360 is a wasteful number, since it uses less digits than its factorization.
57172995360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3054147 (or 3054136 counting only the distinct ones).
The product of its (nonzero) digits is 3572100, while the sum is 54.
The spelling of 57172995360 in words is "fifty-seven billion, one hundred seventy-two million, nine hundred ninety-five thousand, three hundred sixty".
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