Base | Representation |
---|---|
bin | 110101111100110101… |
… | …000000100001100000 |
3 | 12112112011100020202220 |
4 | 311330311000201200 |
5 | 1422114241023113 |
6 | 42340120111040 |
7 | 4120350030060 |
oct | 657465004140 |
9 | 175464306686 |
10 | 57928845408 |
11 | 22627360a55 |
12 | b288305480 |
13 | 560262b925 |
14 | 2b377953a0 |
15 | 17909d7523 |
hex | d7cd40860 |
57928845408 has 48 divisors (see below), whose sum is σ = 173786538240. Its totient is φ = 16551098496.
The previous prime is 57928845391. The next prime is 57928845433. The reversal of 57928845408 is 80454882975.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×579288454082 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43101148 + ... + 43102491.
It is an arithmetic number, because the mean of its divisors is an integer number (3620552880).
Almost surely, 257928845408 is an apocalyptic number.
It is an amenable number.
57928845408 is an abundant number, since it is smaller than the sum of its proper divisors (115857692832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57928845408 is a wasteful number, since it uses less digits than its factorization.
57928845408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86203659 (or 86203651 counting only the distinct ones).
The product of its (nonzero) digits is 25804800, while the sum is 60.
The spelling of 57928845408 in words is "fifty-seven billion, nine hundred twenty-eight million, eight hundred forty-five thousand, four hundred eight".
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