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68741883 = 3273792879
BaseRepresentation
bin1000001100011…
…10101011111011
311210100110010200
410012032223323
5120044220013
610453213243
71463203440
oct406165373
9153313120
1068741883
1135891881
121b031223
131131ac92
1491b59c7
15607ce73
hex418eafb

68741883 has 24 divisors (see below), whose sum is σ = 113817600. Its totient is φ = 39163824.

The previous prime is 68741879. The next prime is 68741887. The reversal of 68741883 is 38814786.

It is an interprime number because it is at equal distance from previous prime (68741879) and next prime (68741887).

It is not a de Polignac number, because 68741883 - 22 = 68741879 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68741887) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22438 + ... + 25316.

It is an arithmetic number, because the mean of its divisors is an integer number (4742400).

Almost surely, 268741883 is an apocalyptic number.

68741883 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

68741883 is a deficient number, since it is larger than the sum of its proper divisors (45075717).

68741883 is a wasteful number, since it uses less digits than its factorization.

68741883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271 (or 3268 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 68741883 is about 8291.0724879234. The cubic root of 68741883 is about 409.6445124094.

The spelling of 68741883 in words is "sixty-eight million, seven hundred forty-one thousand, eight hundred eighty-three".

Divisors: 1 3 7 9 21 63 379 1137 2653 2879 3411 7959 8637 20153 23877 25911 60459 181377 1091141 3273423 7637987 9820269 22913961 68741883