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57050651075 = 5211612127439
BaseRepresentation
bin110101001000011110…
…111101100111000011
312110020221212100121212
4311020132331213003
51413314431313300
642113025240335
74056524350535
oct651036754703
9173227770555
1057050651075
1122216672610
12b0821930ab
1354c26cb502
142a92cb3855
15173d866935
hexd487bd9c3

57050651075 has 72 divisors (see below), whose sum is σ = 79257784320. Its totient is φ = 40397616000.

The previous prime is 57050651023. The next prime is 57050651117. The reversal of 57050651075 is 57015605075.

It is not a de Polignac number, because 57050651075 - 210 = 57050650051 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 129955706 + ... + 129956144.

It is an arithmetic number, because the mean of its divisors is an integer number (1100802560).

Almost surely, 257050651075 is an apocalyptic number.

57050651075 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

57050651075 is a deficient number, since it is larger than the sum of its proper divisors (22207133245).

57050651075 is a wasteful number, since it uses less digits than its factorization.

57050651075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 183750, while the sum is 41.

The spelling of 57050651075 in words is "fifty-seven billion, fifty million, six hundred fifty-one thousand, seventy-five".

Divisors: 1 5 11 25 55 61 127 275 305 439 635 671 1397 1525 2195 3175 3355 3721 4829 6985 7747 10975 16775 18605 24145 26779 34925 38735 40931 55753 85217 93025 120725 133895 193675 204655 278765 294569 426085 472567 613283 669475 1023275 1393825 1472845 1633519 2130425 2362835 3066415 3400933 5198237 7364225 8167595 11814175 15332075 17004665 17968709 25991185 37410263 40837975 85023325 89843545 129955925 187051315 207456913 449217725 935256575 1037284565 2282026043 5186422825 11410130215 57050651075