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68004195 = 357647659
BaseRepresentation
bin1000000110110…
…10100101100011
311201221222012220
410003122211203
5114402113240
610425322123
71454011650
oct403324543
9151858186
1068004195
1135428616
121a936343
131112028c
149062c27
155e845d0
hex40da963

68004195 has 16 divisors (see below), whose sum is σ = 124350720. Its totient is φ = 31087584.

The previous prime is 68004179. The next prime is 68004259. The reversal of 68004195 is 59140086.

It is not a de Polignac number, because 68004195 - 24 = 68004179 is a prime.

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, 323725 + ... + 323934.

It is an arithmetic number, because the mean of its divisors is an integer number (7771920).

Almost surely, 268004195 is an apocalyptic number.

68004195 is a deficient number, since it is larger than the sum of its proper divisors (56346525).

68004195 is a wasteful number, since it uses less digits than its factorization.

68004195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647674.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 68004195 is about 8246.4656065493. The cubic root of 68004195 is about 408.1739034226.

The spelling of 68004195 in words is "sixty-eight million, four thousand, one hundred ninety-five".

Divisors: 1 3 5 7 15 21 35 105 647659 1942977 3238295 4533613 9714885 13600839 22668065 68004195