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68313350 = 2527227883
BaseRepresentation
bin1000001001001…
…10000100000110
311202112200022002
410010212010012
5114442011400
610440105302
71456440200
oct404460406
9152480262
1068313350
1135619916
121aa65232
13111cac01
149103770
155ee5ed5
hex4126106

68313350 has 36 divisors (see below), whose sum is σ = 147813084. Its totient is φ = 23420880.

The previous prime is 68313347. The next prime is 68313353. The reversal of 68313350 is 5331386.

It is an interprime number because it is at equal distance from previous prime (68313347) and next prime (68313353).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68313353) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11492 + ... + 16391.

It is an arithmetic number, because the mean of its divisors is an integer number (4105919).

Almost surely, 268313350 is an apocalyptic number.

68313350 is an abundant number, since it is smaller than the sum of its proper divisors (79499734).

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

68313350 is a wasteful number, since it uses less digits than its factorization.

68313350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27909 (or 27897 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 68313350 is about 8265.1890480497. The cubic root of 68313350 is about 408.7915038580.

The spelling of 68313350 in words is "sixty-eight million, three hundred thirteen thousand, three hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 49 50 70 98 175 245 350 490 1225 2450 27883 55766 139415 195181 278830 390362 697075 975905 1366267 1394150 1951810 2732534 4879525 6831335 9759050 13662670 34156675 68313350