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68443614 = 23216722769
BaseRepresentation
bin1000001010001…
…01110111011110
311202210021222200
410011011313132
5120010143424
610442552330
71460522031
oct405056736
9152707880
1068443614
11356a8778
121ab086a6
13112452a5
149139018
15601e8c9
hex4145dde

68443614 has 24 divisors (see below), whose sum is σ = 149189040. Its totient is φ = 22676928.

The previous prime is 68443601. The next prime is 68443621. The reversal of 68443614 is 41634486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8379 + ... + 14390.

It is an arithmetic number, because the mean of its divisors is an integer number (6216210).

Almost surely, 268443614 is an apocalyptic number.

68443614 is an abundant number, since it is smaller than the sum of its proper divisors (80745426).

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

68443614 is a wasteful number, since it uses less digits than its factorization.

68443614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22944 (or 22941 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 68443614 is about 8273.0655745014. The cubic root of 68443614 is about 409.0511749422.

The spelling of 68443614 in words is "sixty-eight million, four hundred forty-three thousand, six hundred fourteen".

Divisors: 1 2 3 6 9 18 167 334 501 1002 1503 3006 22769 45538 68307 136614 204921 409842 3802423 7604846 11407269 22814538 34221807 68443614