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68296371 = 31113159199
BaseRepresentation
bin1000001001000…
…01111010110011
311202111211000020
410010201322303
5114440440441
610435454523
71456336533
oct404417263
9152454006
1068296371
1135608090
121aa57443
13111c3270
1490db4c3
155ee0e66
hex4121eb3

68296371 has 16 divisors (see below), whose sum is σ = 106982400. Its totient is φ = 38207520.

The previous prime is 68296357. The next prime is 68296373. The reversal of 68296371 is 17369286.

It is a happy number.

It is not a de Polignac number, because 68296371 - 211 = 68294323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68296373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79171 + ... + 80028.

It is an arithmetic number, because the mean of its divisors is an integer number (6686400).

Almost surely, 268296371 is an apocalyptic number.

68296371 is a deficient number, since it is larger than the sum of its proper divisors (38686029).

68296371 is a wasteful number, since it uses less digits than its factorization.

68296371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159226.

The product of its digits is 108864, while the sum is 42.

The square root of 68296371 is about 8264.1618449786. The cubic root of 68296371 is about 408.7576332404.

The spelling of 68296371 in words is "sixty-eight million, two hundred ninety-six thousand, three hundred seventy-one".

Divisors: 1 3 11 13 33 39 143 429 159199 477597 1751189 2069587 5253567 6208761 22765457 68296371