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13876093861 = 72319839293
BaseRepresentation
bin11001110110001010…
…00110001110100101
31022211001022121022021
430323011012032211
5211404240000421
610212524503141
71000601565100
oct147305061645
938731277267
1013876093861
115980769773
1228330aaab1
131401a48036
14958c61737
1556330a341
hex33b1463a5

13876093861 has 24 divisors (see below), whose sum is σ = 16681019904. Its totient is φ = 11497177440.

The previous prime is 13876093859. The next prime is 13876093897. The reversal of 13876093861 is 16839067831.

13876093861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13876093861 - 21 = 13876093859 is a prime.

It is a super-4 number, since 4×138760938614 (a number of 42 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13876093799 and 13876093808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13876093841) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1488531 + ... + 1497823.

It is an arithmetic number, because the mean of its divisors is an integer number (695042496).

Almost surely, 213876093861 is an apocalyptic number.

It is an amenable number.

13876093861 is a deficient number, since it is larger than the sum of its proper divisors (2804926043).

13876093861 is an equidigital number, since it uses as much as digits as its factorization.

13876093861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10321 (or 10314 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 13876093861 in words is "thirteen billion, eight hundred seventy-six million, ninety-three thousand, eight hundred sixty-one".

Divisors: 1 7 31 49 217 983 1519 6881 9293 30473 48167 65051 213311 288083 455357 1493177 2016581 9135019 14116067 63945133 283185589 447615931 1982299123 13876093861