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70688005682 = 275049143263
BaseRepresentation
bin100000111010101010…
…1010101111000110010
320202110100221202020112
41001311111111320302
52124232112140212
652250145141322
75051500064060
oct1016525257062
9222410852215
1070688005682
1127a84599a08
121184932a842
136886b474c8
1435c814b030
151c8ac14422
hex1075555e32

70688005682 has 8 divisors (see below), whose sum is σ = 121179438336. Its totient is φ = 30294859572.

The previous prime is 70688005679. The next prime is 70688005693. The reversal of 70688005682 is 28650088607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 70688005682.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2524571618 + ... + 2524571645.

It is an arithmetic number, because the mean of its divisors is an integer number (15147429792).

Almost surely, 270688005682 is an apocalyptic number.

70688005682 is a deficient number, since it is larger than the sum of its proper divisors (50491432654).

70688005682 is a wasteful number, since it uses less digits than its factorization.

70688005682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5049143272.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 70688005682 in words is "seventy billion, six hundred eighty-eight million, five thousand, six hundred eighty-two".

Divisors: 1 2 7 14 5049143263 10098286526 35344002841 70688005682