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68092892 = 2275714259
BaseRepresentation
bin1000000111100…
…00001111011100
311202010110212222
410003300033130
5114412433032
610431244512
71454531360
oct403601734
9152113788
1068092892
113548921a
121a979738
131115176a
1490872a0
155ea0a12
hex40f03dc

68092892 has 24 divisors (see below), whose sum is σ = 136456320. Its totient is φ = 29124720.

The previous prime is 68092891. The next prime is 68093027. The reversal of 68092892 is 29829086.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68092891) 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, 13859 + ... + 18117.

It is an arithmetic number, because the mean of its divisors is an integer number (5685680).

Almost surely, 268092892 is an apocalyptic number.

It is an amenable number.

68092892 is an abundant number, since it is smaller than the sum of its proper divisors (68363428).

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

68092892 is a wasteful number, since it uses less digits than its factorization.

68092892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4841 (or 4839 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 68092892 is about 8251.8417338192. The cubic root of 68092892 is about 408.3512849898.

The spelling of 68092892 in words is "sixty-eight million, ninety-two thousand, eight hundred ninety-two".

Divisors: 1 2 4 7 14 28 571 1142 2284 3997 4259 7994 8518 15988 17036 29813 59626 119252 2431889 4863778 9727556 17023223 34046446 68092892