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68030382 = 2371799049
BaseRepresentation
bin1000000111000…
…00111110101110
311202000022010210
410003200332232
5114403433012
610430043250
71454151210
oct403407656
9152008123
1068030382
1135446262
121a949526
131112c184
14906c5b0
155e8c23c
hex40e0fae

68030382 has 32 divisors (see below), whose sum is σ = 156384000. Its totient is φ = 19326528.

The previous prime is 68030371. The next prime is 68030401. The reversal of 68030382 is 28303086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2994 + ... + 12042.

It is an arithmetic number, because the mean of its divisors is an integer number (4887000).

Almost surely, 268030382 is an apocalyptic number.

68030382 is an abundant number, since it is smaller than the sum of its proper divisors (88353618).

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

68030382 is a wasteful number, since it uses less digits than its factorization.

68030382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9240.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 68030382 is about 8248.0532248525. The cubic root of 68030382 is about 408.2262897903.

The spelling of 68030382 in words is "sixty-eight million, thirty thousand, three hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 179 358 537 1074 1253 2506 3759 7518 9049 18098 27147 54294 63343 126686 190029 380058 1619771 3239542 4859313 9718626 11338397 22676794 34015191 68030382