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68362776 = 23324371311
BaseRepresentation
bin1000001001100…
…10001000011000
311202122012002200
410010302020120
5120000102101
610441130200
71460034246
oct404621030
9152565080
1068362776
1135652a69
121aa89960
1311217561
149117796
156005986
hex4132218

68362776 has 96 divisors (see below), whose sum is σ = 192741120. Its totient is φ = 21873600.

The previous prime is 68362753. The next prime is 68362793. The reversal of 68362776 is 67726386.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 219661 + ... + 219971.

It is an arithmetic number, because the mean of its divisors is an integer number (2007720).

Almost surely, 268362776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68362776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96370560).

68362776 is an abundant number, since it is smaller than the sum of its proper divisors (124378344).

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

68362776 is a wasteful number, since it uses less digits than its factorization.

68362776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 430 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 68362776 is about 8268.1785176664. The cubic root of 68362776 is about 408.8900695504.

The spelling of 68362776 in words is "sixty-eight million, three hundred sixty-two thousand, seven hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 43 71 72 86 129 142 172 213 258 284 311 344 387 426 516 568 622 639 774 852 933 1032 1244 1278 1548 1704 1866 2488 2556 2799 3053 3096 3732 5112 5598 6106 7464 9159 11196 12212 13373 18318 22081 22392 24424 26746 27477 36636 40119 44162 53492 54954 66243 73272 80238 88324 106984 109908 120357 132486 160476 176648 198729 219816 240714 264972 320952 397458 481428 529944 794916 949483 962856 1589832 1898966 2848449 3797932 5696898 7595864 8545347 11393796 17090694 22787592 34181388 68362776