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15128068343041 = 26357521172407
BaseRepresentation
bin1101110000100100011100…
…1000111100010100000001
31222120020012002112021200001
43130021013020330110001
53440324240443434131
652101423314400001
73120652431145033
oct334110710742401
958506162467601
1015128068343041
1149028612121a5
121843b07590001
13859755b58514
143a42b95d5c53
151b37b0b15261
hexdc24723c501

15128068343041 has 4 divisors (see below), whose sum is σ = 15185589515712. Its totient is φ = 15070547170372.

The previous prime is 15128068343009. The next prime is 15128068343107. The reversal of 15128068343041 is 14034386082151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 15128068343041 - 25 = 15128068343009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15128068342982 and 15128068343000.

It is not an unprimeable number, because it can be changed into a prime (15128068343341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28760585941 + ... + 28760586466.

It is an arithmetic number, because the mean of its divisors is an integer number (3796397378928).

Almost surely, 215128068343041 is an apocalyptic number.

It is an amenable number.

15128068343041 is a deficient number, since it is larger than the sum of its proper divisors (57521172671).

15128068343041 is an equidigital number, since it uses as much as digits as its factorization.

15128068343041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57521172670.

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 15128068343041 in words is "fifteen trillion, one hundred twenty-eight billion, sixty-eight million, three hundred forty-three thousand, forty-one".

Divisors: 1 263 57521172407 15128068343041