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23138204614 = 274179617827
BaseRepresentation
bin10101100011001001…
…001111101111000110
32012201112121120200021
4111203021033233012
5334341340021424
614343552005354
71446246331330
oct254311175706
965645546607
1023138204614
1198a3a05658
124598b3085a
1322498bb245
141196dc6450
1590650e4e4
hex56324fbc6

23138204614 has 64 divisors (see below), whose sum is σ = 41263810560. Its totient is φ = 9525035520.

The previous prime is 23138204591. The next prime is 23138204629. The reversal of 23138204614 is 41640283132.

It is a self number, because there is not a number n which added to its sum of digits gives 23138204614.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27978069 + ... + 27978895.

It is an arithmetic number, because the mean of its divisors is an integer number (644747040).

Almost surely, 223138204614 is an apocalyptic number.

23138204614 is a deficient number, since it is larger than the sum of its proper divisors (18125605946).

23138204614 is a wasteful number, since it uses less digits than its factorization.

23138204614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 23138204614 its reverse (41640283132), we get a palindrome (64778487746).

The spelling of 23138204614 in words is "twenty-three billion, one hundred thirty-eight million, two hundred four thousand, six hundred fourteen".

Divisors: 1 2 7 14 41 79 82 158 287 553 574 617 827 1106 1234 1654 3239 4319 5789 6478 8638 11578 22673 25297 33907 45346 48743 50594 65333 67814 97486 130666 177079 237349 341201 354158 457331 474698 510259 682402 914662 1020518 1998463 2678653 3571813 3996926 5357306 7143626 13989241 18750571 20920619 27978482 37501142 40310461 41841238 80620922 146444333 282173227 292888666 564346454 1652728901 3305457802 11569102307 23138204614