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68610354 = 2311435059
BaseRepresentation
bin1000001011011…
…10100100110010
311210002202201020
410011232210302
5120031012404
610450320310
71462115121
oct405564462
9153082636
1068610354
1135801a7a
121ab89096
13112a3157
14917dab8
156053ed9
hex416e932

68610354 has 8 divisors (see below), whose sum is σ = 137220720. Its totient is φ = 22870116.

The previous prime is 68610319. The next prime is 68610359. The reversal of 68610354 is 45301686.

It is a sphenic number, since it is the product of 3 distinct primes.

68610354 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (68610359) 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, 5717524 + ... + 5717535.

It is an arithmetic number, because the mean of its divisors is an integer number (17152590).

Almost surely, 268610354 is an apocalyptic number.

68610354 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.

68610354 is a wasteful number, since it uses less digits than its factorization.

68610354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11435064.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 68610354 is about 8283.1367246955. The cubic root of 68610354 is about 409.3830777421.

The spelling of 68610354 in words is "sixty-eight million, six hundred ten thousand, three hundred fifty-four".

Divisors: 1 2 3 6 11435059 22870118 34305177 68610354