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68023108 = 22791671289
BaseRepresentation
bin1000000110111…
…11001101000100
311201222221011101
410003133031010
5114403214413
610425545444
71454121046
oct403371504
9151887141
1068023108
113544084a
121a945284
1311128a7a
149069a96
155e89edd
hex40df344

68023108 has 24 divisors (see below), whose sum is σ = 121363200. Its totient is φ = 33354048.

The previous prime is 68023099. The next prime is 68023117. The reversal of 68023108 is 80132086.

It is an interprime number because it is at equal distance from previous prime (68023099) and next prime (68023117).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52128 + ... + 53416.

It is an arithmetic number, because the mean of its divisors is an integer number (5056800).

Almost surely, 268023108 is an apocalyptic number.

It is an amenable number.

68023108 is a deficient number, since it is larger than the sum of its proper divisors (53340092).

68023108 is a wasteful number, since it uses less digits than its factorization.

68023108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1537 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 68023108 is about 8247.6122605273. The cubic root of 68023108 is about 408.2117397036.

The spelling of 68023108 in words is "sixty-eight million, twenty-three thousand, one hundred eight".

Divisors: 1 2 4 79 158 167 316 334 668 1289 2578 5156 13193 26386 52772 101831 203662 215263 407324 430526 861052 17005777 34011554 68023108