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68337368 = 2311776561
BaseRepresentation
bin1000001001010…
…11111011011000
311202120220020122
410010223323120
5114443243433
610440412412
71456600211
oct404537330
9152526218
1068337368
1135635970
121aa77108
1311208b18
14910c408
155eed198
hex412bed8

68337368 has 16 divisors (see below), whose sum is σ = 139781160. Its totient is φ = 31062400.

The previous prime is 68337343. The next prime is 68337383. The reversal of 68337368 is 86373386.

It is a Harshad number since it is a multiple of its sum of digits (44).

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 3 ways as a sum of consecutive naturals, for example, 388193 + ... + 388368.

Almost surely, 268337368 is an apocalyptic number.

It is an amenable number.

68337368 is an abundant number, since it is smaller than the sum of its proper divisors (71443792).

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

68337368 is a wasteful number, since it uses less digits than its factorization.

68337368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776578 (or 776574 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 68337368 is about 8266.6418816833. The cubic root of 68337368 is about 408.8394066661.

The spelling of 68337368 in words is "sixty-eight million, three hundred thirty-seven thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 11 22 44 88 776561 1553122 3106244 6212488 8542171 17084342 34168684 68337368