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57081073298 = 21712591333483
BaseRepresentation
bin110101001010010011…
…000000111010010010
312110100002002222001212
4311022103000322102
51413400223321143
642120033300122
74060344055214
oct651223007222
9173302088055
1057081073298
1122231861247
12b090404642
1354c8ac0722
142a96d525b4
151741375918
hexd4a4c0e92

57081073298 has 16 divisors (see below), whose sum is σ = 90730251360. Its totient is φ = 26840325696.

The previous prime is 57081073297. The next prime is 57081073327. The reversal of 57081073298 is 89237018075.

It is not an unprimeable number, because it can be changed into a prime (57081073297) 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, 623936 + ... + 709547.

It is an arithmetic number, because the mean of its divisors is an integer number (5670640710).

Almost surely, 257081073298 is an apocalyptic number.

57081073298 is a deficient number, since it is larger than the sum of its proper divisors (33649178062).

57081073298 is a wasteful number, since it uses less digits than its factorization.

57081073298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334761.

The product of its (nonzero) digits is 846720, while the sum is 50.

The spelling of 57081073298 in words is "fifty-seven billion, eighty-one million, seventy-three thousand, two hundred ninety-eight".

Divisors: 1 2 17 34 1259 2518 21403 42806 1333483 2666966 22669211 45338422 1678855097 3357710194 28540536649 57081073298