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68318482 = 2319411171
BaseRepresentation
bin1000001001001…
…11010100010010
311202112221100011
410010213110102
5114442142412
610440145134
71456461151
oct404472422
9152487304
1068318482
1135622761
121aa681aa
131120034b
149105598
155ee77a7
hex4127512

68318482 has 16 divisors (see below), whose sum is σ = 105986304. Its totient is φ = 32994000.

The previous prime is 68318473. The next prime is 68318483. The reversal of 68318482 is 28481386.

It is not an unprimeable number, because it can be changed into a prime (68318483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57757 + ... + 58927.

It is an arithmetic number, because the mean of its divisors is an integer number (6624144).

Almost surely, 268318482 is an apocalyptic number.

68318482 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

68318482 is a deficient number, since it is larger than the sum of its proper divisors (37667822).

68318482 is a wasteful number, since it uses less digits than its factorization.

68318482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145.

The product of its digits is 73728, while the sum is 40.

The square root of 68318482 is about 8265.4995009376. The cubic root of 68318482 is about 408.8017403416.

The spelling of 68318482 in words is "sixty-eight million, three hundred eighteen thousand, four hundred eighty-two".

Divisors: 1 2 31 62 941 1171 1882 2342 29171 36301 58342 72602 1101911 2203822 34159241 68318482