Base | Representation |
---|---|
bin | 110101001110001001… |
… | …011110101101010010 |
3 | 12110111120200110121021 |
4 | 311032021132231102 |
5 | 1414013243322040 |
6 | 42130302150054 |
7 | 4062060201061 |
oct | 651611365522 |
9 | 173446613537 |
10 | 57145682770 |
11 | 22265280300 |
12 | b0a9b8232a |
13 | 55092c2797 |
14 | 2aa17701d8 |
15 | 1746d8924a |
hex | d4e25eb52 |
57145682770 has 48 divisors (see below), whose sum is σ = 113185102464. Its totient is φ = 20757888800.
The previous prime is 57145682761. The next prime is 57145682773. The reversal of 57145682770 is 7728654175.
It is not an unprimeable number, because it can be changed into a prime (57145682773) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1120935 + ... + 1170805.
It is an arithmetic number, because the mean of its divisors is an integer number (2358022968).
Almost surely, 257145682770 is an apocalyptic number.
57145682770 is a deficient number, since it is larger than the sum of its proper divisors (56039419694).
57145682770 is a wasteful number, since it uses less digits than its factorization.
57145682770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50847 (or 50836 counting only the distinct ones).
The product of its (nonzero) digits is 3292800, while the sum is 52.
The spelling of 57145682770 in words is "fifty-seven billion, one hundred forty-five million, six hundred eighty-two thousand, seven hundred seventy".
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