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68700425882 = 2115952927909
BaseRepresentation
bin111111111110110111…
…010100111010011010
320120022211222020022212
4333332313110322122
52111144302112012
651321024315122
74651313661554
oct777667247232
9216284866285
1068700425882
1127154665880
1211393772aa2
13662b12b49a
14347a1a64d4
151bc14a6b22
hexffedd4e9a

68700425882 has 16 divisors (see below), whose sum is σ = 114324285600. Its totient is φ = 30698186640.

The previous prime is 68700425881. The next prime is 68700425947. The reversal of 68700425882 is 28852400786.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 68700425882.

It is not an unprimeable number, because it can be changed into a prime (68700425881) 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, 26462657 + ... + 26465252.

It is an arithmetic number, because the mean of its divisors is an integer number (7145267850).

Almost surely, 268700425882 is an apocalyptic number.

68700425882 is a deficient number, since it is larger than the sum of its proper divisors (45623859718).

68700425882 is a wasteful number, since it uses less digits than its factorization.

68700425882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52927981.

The product of its (nonzero) digits is 1720320, while the sum is 50.

The spelling of 68700425882 in words is "sixty-eight billion, seven hundred million, four hundred twenty-five thousand, eight hundred eighty-two".

Divisors: 1 2 11 22 59 118 649 1298 52927909 105855818 582206999 1164413998 3122746631 6245493262 34350212941 68700425882