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68196360 = 2335568303
BaseRepresentation
bin1000001000010…
…01100000001000
311202022201211010
410010021200020
5114424240420
610433403520
71455442131
oct404114010
9152281733
1068196360
1135549a31
121aa095a0
131118989b
1490b2c88
155ec14e0
hex4109808

68196360 has 32 divisors (see below), whose sum is σ = 204589440. Its totient is φ = 18185664.

The previous prime is 68196347. The next prime is 68196361. The reversal of 68196360 is 6369186.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (68196361) 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, 284032 + ... + 284271.

It is an arithmetic number, because the mean of its divisors is an integer number (6393420).

Almost surely, 268196360 is an apocalyptic number.

68196360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

68196360 is an abundant number, since it is smaller than the sum of its proper divisors (136393080).

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

68196360 is a wasteful number, since it uses less digits than its factorization.

68196360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568317 (or 568313 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 68196360 is about 8258.1087423211. The cubic root of 68196360 is about 408.5580119433.

The spelling of 68196360 in words is "sixty-eight million, one hundred ninety-six thousand, three hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 568303 1136606 1704909 2273212 2841515 3409818 4546424 5683030 6819636 8524545 11366060 13639272 17049090 22732120 34098180 68196360