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68760196 = 2297177217
BaseRepresentation
bin1000001100100…
…11001010000100
311210101101020221
410012103022010
5120100311241
610453434124
71463311021
oct406231204
9153341227
1068760196
11358a460a
121b03b944
131132640b
1491bc548
1560835d1
hex4193284

68760196 has 12 divisors (see below), whose sum is σ = 121571548. Its totient is φ = 34025472.

The previous prime is 68760169. The next prime is 68760199. The reversal of 68760196 is 69106786.

It can be written as a sum of positive squares in 2 ways, for example, as 33524100 + 35236096 = 5790^2 + 5936^2 .

It is a hoax number, since the sum of its digits (43) 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 (68760199) 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, 88221 + ... + 88996.

Almost surely, 268760196 is an apocalyptic number.

It is an amenable number.

68760196 is a deficient number, since it is larger than the sum of its proper divisors (52811352).

68760196 is a wasteful number, since it uses less digits than its factorization.

68760196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177318 (or 177316 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 68760196 is about 8292.1767950279. The cubic root of 68760196 is about 409.6808859348.

The spelling of 68760196 in words is "sixty-eight million, seven hundred sixty thousand, one hundred ninety-six".

Divisors: 1 2 4 97 194 388 177217 354434 708868 17190049 34380098 68760196