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13742762345 = 51317121310253
BaseRepresentation
bin11001100110010000…
…11110100101101001
31022110202102122211222
430303020132211221
5211121121343340
610151403031425
7664362360344
oct146310364551
938422378758
1013742762345
115912481834
1227b650b575
1313b0234050
1494527545b
1555676e8b5
hex33321e969

13742762345 has 32 divisors (see below), whose sum is σ = 18821914272. Its totient is φ = 9542725632.

The previous prime is 13742762323. The next prime is 13742762417. The reversal of 13742762345 is 54326724731.

13742762345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 9971819881 + 3770942464 = 99859^2 + 61408^2 .

It is a cyclic number.

It is not a de Polignac number, because 13742762345 - 210 = 13742761321 is a prime.

It is a super-3 number, since 3×137427623453 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13742762296 and 13742762305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1335239 + ... + 1345491.

It is an arithmetic number, because the mean of its divisors is an integer number (588184821).

Almost surely, 213742762345 is an apocalyptic number.

It is an amenable number.

13742762345 is a deficient number, since it is larger than the sum of its proper divisors (5079151927).

13742762345 is a wasteful number, since it uses less digits than its factorization.

13742762345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11501.

The product of its digits is 846720, while the sum is 44.

The spelling of 13742762345 in words is "thirteen billion, seven hundred forty-two million, seven hundred sixty-two thousand, three hundred forty-five".

Divisors: 1 5 13 17 65 85 221 1105 1213 6065 10253 15769 20621 51265 78845 103105 133289 174301 268073 666445 871505 1340365 2265913 11329565 12436889 62184445 161679557 211427113 808397785 1057135565 2748552469 13742762345