Base | Representation |
---|---|
bin | 110101001101000111… |
… | …111010010000000100 |
3 | 12110110101100012011021 |
4 | 311031013322100010 |
5 | 1413444343302314 |
6 | 42124445520524 |
7 | 4061461121224 |
oct | 651507722004 |
9 | 173411305137 |
10 | 57128494084 |
11 | 22256600182 |
12 | b0a4273144 |
13 | 5505884b6c |
14 | 2a9d378084 |
15 | 17455e1324 |
hex | d4d1fa404 |
57128494084 has 24 divisors (see below), whose sum is σ = 106298680320. Its totient is φ = 26771504256.
The previous prime is 57128494081. The next prime is 57128494091. The reversal of 57128494084 is 48049482175.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (57128494081) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1741332 + ... + 1773835.
It is an arithmetic number, because the mean of its divisors is an integer number (4429111680).
Almost surely, 257128494084 is an apocalyptic number.
It is an amenable number.
57128494084 is a deficient number, since it is larger than the sum of its proper divisors (49170186236).
57128494084 is a wasteful number, since it uses less digits than its factorization.
57128494084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3515427 (or 3515425 counting only the distinct ones).
The product of its (nonzero) digits is 2580480, while the sum is 52.
The spelling of 57128494084 in words is "fifty-seven billion, one hundred twenty-eight million, four hundred ninety-four thousand, eighty-four".
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