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68365350 = 2335289569
BaseRepresentation
bin1000001001100…
…10110000100110
311202122022122000
410010302300212
5120000142400
610441150130
71460044614
oct404626046
9152568560
1068365350
1135654999
121aa8b346
1311218791
1491186b4
156006600
hex4132c26

68365350 has 96 divisors (see below), whose sum is σ = 190836000. Its totient is φ = 17994240.

The previous prime is 68365331. The next prime is 68365369. The reversal of 68365350 is 5356386.

It is an interprime number because it is at equal distance from previous prime (68365331) and next prime (68365369).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119866 + ... + 120434.

It is an arithmetic number, because the mean of its divisors is an integer number (1987875).

Almost surely, 268365350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68365350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95418000).

68365350 is an abundant number, since it is smaller than the sum of its proper divisors (122470650).

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

68365350 is a wasteful number, since it uses less digits than its factorization.

68365350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 68365350 is about 8268.3341732177. The cubic root of 68365350 is about 408.8952013385.

The spelling of 68365350 in words is "sixty-eight million, three hundred sixty-five thousand, three hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 89 90 135 150 178 225 267 270 445 450 534 569 675 801 890 1138 1335 1350 1602 1707 2225 2403 2670 2845 3414 4005 4450 4806 5121 5690 6675 8010 8535 10242 12015 13350 14225 15363 17070 20025 24030 25605 28450 30726 40050 42675 50641 51210 60075 76815 85350 101282 120150 128025 151923 153630 253205 256050 303846 384075 455769 506410 759615 768150 911538 1266025 1367307 1519230 2278845 2532050 2734614 3798075 4557690 6836535 7596150 11394225 13673070 22788450 34182675 68365350