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68293204 = 2272439043
BaseRepresentation
bin1000001001000…
…01001001010100
311202111122122221
410010201021110
5114440340304
610435432124
71456324360
oct404411124
9152448587
1068293204
1135605771
121aa55644
13111c19a5
1490da2a0
155ee0054
hex4121254

68293204 has 12 divisors (see below), whose sum is σ = 136586464. Its totient is φ = 29268504.

The previous prime is 68293189. The next prime is 68293219. The reversal of 68293204 is 40239286.

It is an interprime number because it is at equal distance from previous prime (68293189) and next prime (68293219).

68293204 is an admirable number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 68293204.

It is a congruent number.

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, 1219494 + ... + 1219549.

Almost surely, 268293204 is an apocalyptic number.

It is an amenable number.

68293204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

68293204 is a wasteful number, since it uses less digits than its factorization.

68293204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439054 (or 2439052 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 68293204 is about 8263.9702322794. The cubic root of 68293204 is about 408.7513149181.

The spelling of 68293204 in words is "sixty-eight million, two hundred ninety-three thousand, two hundred four".

Divisors: 1 2 4 7 14 28 2439043 4878086 9756172 17073301 34146602 68293204