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68833350 = 232521511013
BaseRepresentation
bin1000001101001…
…01000001000110
311210112002121100
410012211001012
5120110131400
610455200530
71464034215
oct406450106
9153462540
1068833350
1135944573
121b076146
13113507c1
1491db07c
15609a100
hex41a5046

68833350 has 72 divisors (see below), whose sum is σ = 186340752. Its totient is φ = 18216000.

The previous prime is 68833343. The next prime is 68833363. The reversal of 68833350 is 5333886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 67444 + ... + 68456.

It is an arithmetic number, because the mean of its divisors is an integer number (2588066).

Almost surely, 268833350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68833350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93170376).

68833350 is an abundant number, since it is smaller than the sum of its proper divisors (117507402).

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

68833350 is a wasteful number, since it uses less digits than its factorization.

68833350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182 (or 1174 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 68833350 is about 8296.5866475316. The cubic root of 68833350 is about 409.8261209945.

The spelling of 68833350 in words is "sixty-eight million, eight hundred thirty-three thousand, three hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 150 151 225 302 450 453 755 906 1013 1359 1510 2026 2265 2718 3039 3775 4530 5065 6078 6795 7550 9117 10130 11325 13590 15195 18234 22650 25325 30390 33975 45585 50650 67950 75975 91170 151950 152963 227925 305926 455850 458889 764815 917778 1376667 1529630 2294445 2753334 3824075 4588890 6883335 7648150 11472225 13766670 22944450 34416675 68833350