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68826942 = 2334572789
BaseRepresentation
bin1000001101000…
…11011100111110
311210111202211000
410012203130332
5120104430232
610455111130
71464006432
oct406433476
9153452730
1068826942
113593a778
121b0724a6
131134a902
1491d89c2
15609827c
hex41a373e

68826942 has 32 divisors (see below), whose sum is σ = 153338400. Its totient is φ = 22883904.

The previous prime is 68826887. The next prime is 68826959. The reversal of 68826942 is 24962886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23284 + ... + 26072.

It is an arithmetic number, because the mean of its divisors is an integer number (4791825).

Almost surely, 268826942 is an apocalyptic number.

68826942 is an abundant number, since it is smaller than the sum of its proper divisors (84511458).

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

68826942 is a wasteful number, since it uses less digits than its factorization.

68826942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257 (or 3251 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 68826942 is about 8296.2004556303. The cubic root of 68826942 is about 409.8134030931.

It can be divided in two parts, 6882 and 6942, that added together give a cube (13824 = 243).

The spelling of 68826942 in words is "sixty-eight million, eight hundred twenty-six thousand, nine hundred forty-two".

Divisors: 1 2 3 6 9 18 27 54 457 914 1371 2742 2789 4113 5578 8226 8367 12339 16734 24678 25101 50202 75303 150606 1274573 2549146 3823719 7647438 11471157 22942314 34413471 68826942