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68514 = 2319601
BaseRepresentation
bin10000101110100010
310110222120
4100232202
54143024
61245110
7403515
oct205642
9113876
1068514
1147526
1233796
1325254
141ad7c
1515479
hex10ba2

68514 has 16 divisors (see below), whose sum is σ = 144480. Its totient is φ = 21600.

The previous prime is 68507. The next prime is 68521. The reversal of 68514 is 41586.

It is an interprime number because it is at equal distance from previous prime (68507) and next prime (68521).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187 + ... + 414.

It is an arithmetic number, because the mean of its divisors is an integer number (9030).

268514 is an apocalyptic number.

68514 is an abundant number, since it is smaller than the sum of its proper divisors (75966).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72240).

68514 is a wasteful number, since it uses less digits than its factorization.

68514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625.

The product of its digits is 960, while the sum is 24.

The square root of 68514 is about 261.7517908248. The cubic root of 68514 is about 40.9191346832.

The spelling of 68514 in words is "sixty-eight thousand, five hundred fourteen".

Divisors: 1 2 3 6 19 38 57 114 601 1202 1803 3606 11419 22838 34257 68514