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68845613262 = 2394112193697
BaseRepresentation
bin100000000011110000…
…1001011000011001110
320120200222011111222020
41000013201023003032
52111443434111022
651343252231010
74655026025436
oct1000741130316
9216628144866
1068845613262
1127219610248
121141430b466
13665223398a
14349159b2c6
151bce0d535c
hex100784b0ce

68845613262 has 16 divisors (see below), whose sum is σ = 137837562192. Its totient is φ = 22924148480.

The previous prime is 68845613257. The next prime is 68845613273. The reversal of 68845613262 is 26231654886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6091203 + ... + 6102494.

It is an arithmetic number, because the mean of its divisors is an integer number (8614847637).

Almost surely, 268845613262 is an apocalyptic number.

68845613262 is an abundant number, since it is smaller than the sum of its proper divisors (68991948930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68845613262 is a wasteful number, since it uses less digits than its factorization.

68845613262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12194643.

The product of its digits is 3317760, while the sum is 51.

The spelling of 68845613262 in words is "sixty-eight billion, eight hundred forty-five million, six hundred thirteen thousand, two hundred sixty-two".

Divisors: 1 2 3 6 941 1882 2823 5646 12193697 24387394 36581091 73162182 11474268877 22948537754 34422806631 68845613262