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68592368 = 2413225367
BaseRepresentation
bin1000001011010…
…10001011110000
311210001212001002
410011222023300
5120024423433
610450101132
71462011515
oct405521360
9153055032
1068592368
113579a509
121ab7a7a8
1311297c00
14917730c
15604d9e8
hex416a2f0

68592368 has 30 divisors (see below), whose sum is σ = 143912664. Its totient is φ = 31656768.

The previous prime is 68592361. The next prime is 68592379. The reversal of 68592368 is 86329586.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68592361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9980 + ... + 15387.

Almost surely, 268592368 is an apocalyptic number.

It is an amenable number.

68592368 is an abundant number, since it is smaller than the sum of its proper divisors (75320296).

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

68592368 is a wasteful number, since it uses less digits than its factorization.

68592368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25401 (or 25382 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The square root of 68592368 is about 8282.0509537191. The cubic root of 68592368 is about 409.3473017641.

The spelling of 68592368 in words is "sixty-eight million, five hundred ninety-two thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 13 16 26 52 104 169 208 338 676 1352 2704 25367 50734 101468 202936 329771 405872 659542 1319084 2638168 4287023 5276336 8574046 17148092 34296184 68592368