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68825694514 = 2316142434289
BaseRepresentation
bin100000000011001010…
…1001100000100110010
320120122120200112120211
41000012111030010302
52111423334211024
651341301254334
74654364515333
oct1000625140462
9216576615524
1068825694514
1127209345a75
12114097043aa
13664b07b535
14348ca9428a
151bcc49d594
hex100654c132

68825694514 has 32 divisors (see below), whose sum is σ = 108366635520. Its totient is φ = 32741452800.

The previous prime is 68825694503. The next prime is 68825694547. The reversal of 68825694514 is 41549652886.

It is a happy 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, 16044882 + ... + 16049170.

It is an arithmetic number, because the mean of its divisors is an integer number (3386457360).

Almost surely, 268825694514 is an apocalyptic number.

68825694514 is a deficient number, since it is larger than the sum of its proper divisors (39540941006).

68825694514 is a wasteful number, since it uses less digits than its factorization.

68825694514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8626.

The product of its digits is 16588800, while the sum is 58.

The spelling of 68825694514 in words is "sixty-eight billion, eight hundred twenty-five million, six hundred ninety-four thousand, five hundred fourteen".

Divisors: 1 2 31 61 62 122 1891 3782 4243 4289 8486 8578 131533 132959 258823 261629 263066 265918 517646 523258 8023513 8110499 16047026 16220998 18198227 36396454 564145037 1110091847 1128290074 2220183694 34412847257 68825694514