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68525054 = 21367139283
BaseRepresentation
bin1000001010110…
…01101111111110
311202221102200222
410011121233332
5120020300204
610444421342
71461311333
oct405315776
9152842628
1068525054
1135753984
121ab47852
1311273390
14915a98a
156038abe
hex4159bfe

68525054 has 32 divisors (see below), whose sum is σ = 113554560. Its totient is φ = 30821472.

The previous prime is 68525003. The next prime is 68525069. The reversal of 68525054 is 45052586.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241997 + ... + 242279.

It is an arithmetic number, because the mean of its divisors is an integer number (3548580).

Almost surely, 268525054 is an apocalyptic number.

68525054 is a deficient number, since it is larger than the sum of its proper divisors (45029506).

68525054 is a wasteful number, since it uses less digits than its factorization.

68525054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504.

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 68525054 is about 8277.9861077438. The cubic root of 68525054 is about 409.2133518619.

The spelling of 68525054 in words is "sixty-eight million, five hundred twenty-five thousand, fifty-four".

Divisors: 1 2 13 26 67 134 139 278 283 566 871 1742 1807 3614 3679 7358 9313 18626 18961 37922 39337 78674 121069 242138 246493 492986 511381 1022762 2635579 5271158 34262527 68525054