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68148014 = 2119473271
BaseRepresentation
bin1000000111111…
…01101100101110
311202020021111112
410003331230232
5114421214024
610432352022
71455151154
oct403755456
9152207445
1068148014
1135516680
121a9a5612
131117088c
14909d3d4
155eb200e
hex40fdb2e

68148014 has 16 divisors (see below), whose sum is σ = 111666816. Its totient is φ = 30934200.

The previous prime is 68147977. The next prime is 68148071. The reversal of 68148014 is 41084186.

It is a Curzon number.

It is a congruent number.

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, 19199 + ... + 22469.

It is an arithmetic number, because the mean of its divisors is an integer number (6979176).

Almost surely, 268148014 is an apocalyptic number.

68148014 is a deficient number, since it is larger than the sum of its proper divisors (43518802).

68148014 is a wasteful number, since it uses less digits than its factorization.

68148014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 68148014 is about 8255.1810398077. The cubic root of 68148014 is about 408.4614436657.

The spelling of 68148014 in words is "sixty-eight million, one hundred forty-eight thousand, fourteen".

Divisors: 1 2 11 22 947 1894 3271 6542 10417 20834 35981 71962 3097637 6195274 34074007 68148014