Base | Representation |
---|---|
bin | 110101001011100110… |
… | …010010011100000101 |
3 | 12110101121012000212000 |
4 | 311023212102130011 |
5 | 1413421320344140 |
6 | 42122133215513 |
7 | 4061030444616 |
oct | 651346223405 |
9 | 173347160760 |
10 | 57102903045 |
11 | 22243111261 |
12 | b097791599 |
13 | 5500494936 |
14 | 2a99bd5c0d |
15 | 1743238a30 |
hex | d4b992705 |
57102903045 has 128 divisors (see below), whose sum is σ = 109560729600. Its totient is φ = 28149099264.
The previous prime is 57102903029. The next prime is 57102903047. The reversal of 57102903045 is 54030920175.
57102903045 is a `hidden beast` number, since 57 + 10 + 290 + 304 + 5 = 666.
It is not a de Polignac number, because 57102903045 - 24 = 57102903029 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57102903047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11023266 + ... + 11028444.
It is an arithmetic number, because the mean of its divisors is an integer number (855943200).
Almost surely, 257102903045 is an apocalyptic number.
It is an amenable number.
57102903045 is a deficient number, since it is larger than the sum of its proper divisors (52457826555).
57102903045 is a wasteful number, since it uses less digits than its factorization.
57102903045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5336 (or 5330 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 36.
The spelling of 57102903045 in words is "fifty-seven billion, one hundred two million, nine hundred three thousand, forty-five".
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