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68167652 = 2272434559
BaseRepresentation
bin1000001000000…
…10011111100100
311202021021102212
410010002133210
5114422331102
610433022552
71455262340
oct404023744
9152237385
1068167652
113552a403
121a9b4a58
13111797b7
1490a6620
155eb7c52
hex41027e4

68167652 has 12 divisors (see below), whose sum is σ = 136335360. Its totient is φ = 29214696.

The previous prime is 68167643. The next prime is 68167657. The reversal of 68167652 is 25676186.

68167652 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (68167657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1217252 + ... + 1217307.

It is an arithmetic number, because the mean of its divisors is an integer number (11361280).

Almost surely, 268167652 is an apocalyptic number.

It is an amenable number.

68167652 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.

68167652 is a wasteful number, since it uses less digits than its factorization.

68167652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434570 (or 2434568 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 68167652 is about 8256.3703889784. The cubic root of 68167652 is about 408.5006749164.

The spelling of 68167652 in words is "sixty-eight million, one hundred sixty-seven thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 2434559 4869118 9738236 17041913 34083826 68167652