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68034070 = 2513577907
BaseRepresentation
bin1000000111000…
…01111000010110
311202000111012101
410003201320112
5114404042240
610430112314
71454165026
oct403417026
9152014171
1068034070
1135449005
121a94b69a
1311130a60
14906da86
155e8d39a
hex40e1e16

68034070 has 32 divisors (see below), whose sum is σ = 132255648. Its totient is φ = 25049088.

The previous prime is 68034067. The next prime is 68034073. The reversal of 68034070 is 7043086.

It is an interprime number because it is at equal distance from previous prime (68034067) and next prime (68034073).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68034073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74557 + ... + 75463.

It is an arithmetic number, because the mean of its divisors is an integer number (4132989).

Almost surely, 268034070 is an apocalyptic number.

68034070 is a deficient number, since it is larger than the sum of its proper divisors (64221578).

68034070 is a wasteful number, since it uses less digits than its factorization.

68034070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 68034070 is about 8248.2767897301. The cubic root of 68034070 is about 408.2336664521.

The spelling of 68034070 in words is "sixty-eight million, thirty-four thousand, seventy".

Divisors: 1 2 5 10 13 26 65 130 577 907 1154 1814 2885 4535 5770 7501 9070 11791 15002 23582 37505 58955 75010 117910 523339 1046678 2616695 5233390 6803407 13606814 34017035 68034070