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68192324 = 2243449883
BaseRepresentation
bin1000001000010…
…00100001000100
311202022112021122
410010020201010
5114424123244
610433333112
71455424304
oct404104104
9152275248
1068192324
11355469a2
121aa07198
1311187ab5
1490b1604
155ec01ee
hex4108844

68192324 has 24 divisors (see below), whose sum is σ = 122522400. Its totient is φ = 33191424.

The previous prime is 68192323. The next prime is 68192339. The reversal of 68192324 is 42329186.

It is not an unprimeable number, because it can be changed into a prime (68192323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76787 + ... + 77669.

It is an arithmetic number, because the mean of its divisors is an integer number (5105100).

Almost surely, 268192324 is an apocalyptic number.

It is an amenable number.

68192324 is a deficient number, since it is larger than the sum of its proper divisors (54330076).

68192324 is a wasteful number, since it uses less digits than its factorization.

68192324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379 (or 1377 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 68192324 is about 8257.8643728267. The cubic root of 68192324 is about 408.5499520182.

The spelling of 68192324 in words is "sixty-eight million, one hundred ninety-two thousand, three hundred twenty-four".

Divisors: 1 2 4 43 86 172 449 883 898 1766 1796 3532 19307 37969 38614 75938 77228 151876 396467 792934 1585868 17048081 34096162 68192324