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13760131871 = 44093120919
BaseRepresentation
bin11001101000010101…
…01111001100011111
31022111222010010100202
430310022233030133
5211140043204441
610153223214115
7664663122353
oct146412571437
938458103322
1013760131871
115921265812
1228002a733b
1313b3a06085
149476b7463
1555805119b
hex3342af31f

13760131871 has 4 divisors (see below), whose sum is σ = 13763257200. Its totient is φ = 13757006544.

The previous prime is 13760131849. The next prime is 13760131897. The reversal of 13760131871 is 17813106731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13760131871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13760101871) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1556051 + ... + 1564868.

It is an arithmetic number, because the mean of its divisors is an integer number (3440814300).

Almost surely, 213760131871 is an apocalyptic number.

13760131871 is a deficient number, since it is larger than the sum of its proper divisors (3125329).

13760131871 is an equidigital number, since it uses as much as digits as its factorization.

13760131871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125328.

The product of its (nonzero) digits is 21168, while the sum is 38.

The spelling of 13760131871 in words is "thirteen billion, seven hundred sixty million, one hundred thirty-one thousand, eight hundred seventy-one".

Divisors: 1 4409 3120919 13760131871