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68425014 = 2375359521
BaseRepresentation
bin1000001010000…
…01010100110110
311202202100110210
410011001110312
5120004100024
610442330250
71460413560
oct405012466
9152670423
1068425014
11356957a9
121aab9986
1311239998
149132330
156019129
hex4141536

68425014 has 64 divisors (see below), whose sum is σ = 162362880. Its totient is φ = 18819840.

The previous prime is 68425001. The next prime is 68425033. The reversal of 68425014 is 41052486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131074 + ... + 131594.

It is an arithmetic number, because the mean of its divisors is an integer number (2536920).

Almost surely, 268425014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68425014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81181440).

68425014 is an abundant number, since it is smaller than the sum of its proper divisors (93937866).

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

68425014 is a wasteful number, since it uses less digits than its factorization.

68425014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 68425014 is about 8271.9413682642. The cubic root of 68425014 is about 409.0141174739.

The spelling of 68425014 in words is "sixty-eight million, four hundred twenty-five thousand, fourteen".

Divisors: 1 2 3 6 7 14 21 42 53 59 106 118 159 177 318 354 371 413 521 742 826 1042 1113 1239 1563 2226 2478 3126 3127 3647 6254 7294 9381 10941 18762 21882 21889 27613 30739 43778 55226 61478 65667 82839 92217 131334 165678 184434 193291 215173 386582 430346 579873 645519 1159746 1291038 1629167 3258334 4887501 9775002 11404169 22808338 34212507 68425014