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68001348 = 22319129669
BaseRepresentation
bin1000000110110…
…01111001000100
311201221211022110
410003121321010
5114402020343
610425301020
71454000442
oct403317104
9151854273
1068001348
1135426468
121a934770
131111bbac
149061b92
155e83833
hex40d9e44

68001348 has 24 divisors (see below), whose sum is σ = 159505920. Its totient is φ = 22547680.

The previous prime is 68001331. The next prime is 68001359. The reversal of 68001348 is 84310086.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12543 + ... + 17126.

It is an arithmetic number, because the mean of its divisors is an integer number (6646080).

Almost surely, 268001348 is an apocalyptic number.

It is an amenable number.

68001348 is an abundant number, since it is smaller than the sum of its proper divisors (91504572).

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

68001348 is a wasteful number, since it uses less digits than its factorization.

68001348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29867 (or 29865 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 68001348 is about 8246.2929853359. The cubic root of 68001348 is about 408.1682072676.

The spelling of 68001348 in words is "sixty-eight million, one thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 191 382 573 764 1146 2292 29669 59338 89007 118676 178014 356028 5666779 11333558 17000337 22667116 34000674 68001348