Base | Representation |
---|---|
bin | 110101010101100000… |
… | …101101010111100000 |
3 | 12110211012010102201122 |
4 | 311111200231113200 |
5 | 1414241404301030 |
6 | 42150433551412 |
7 | 4065120163343 |
oct | 652540552740 |
9 | 173735112648 |
10 | 57269212640 |
11 | 22318a83102 |
12 | b123415568 |
13 | 5528a84293 |
14 | 2ab3d2845a |
15 | 1752b3a8e5 |
hex | d5582d5e0 |
57269212640 has 24 divisors (see below), whose sum is σ = 135298515240. Its totient is φ = 22907684992.
The previous prime is 57269212591. The next prime is 57269212643. The reversal of 57269212640 is 4621296275.
It is a super-3 number, since 3×572692126403 (a number of 33 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 57269212591 and 57269212600.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57269212643) 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 3 ways as a sum of consecutive naturals, for example, 178966130 + ... + 178966449.
It is an arithmetic number, because the mean of its divisors is an integer number (5637438135).
Almost surely, 257269212640 is an apocalyptic number.
It is an amenable number.
57269212640 is an abundant number, since it is smaller than the sum of its proper divisors (78029302600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57269212640 is a wasteful number, since it uses less digits than its factorization.
57269212640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357932594 (or 357932586 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 44.
The spelling of 57269212640 in words is "fifty-seven billion, two hundred sixty-nine million, two hundred twelve thousand, six hundred forty".
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