Base | Representation |
---|---|
bin | 1011011011111011100101… |
… | …0111010011111101010001 |
3 | 1122112002221001222201221221 |
4 | 2312332321113103331101 |
5 | 3122010013131441114 |
6 | 42424345212245041 |
7 | 2435322213262321 |
oct | 266767127237521 |
9 | 48462831881857 |
10 | 12574479171409 |
11 | 4008896749121 |
12 | 14b1027770781 |
13 | 7029cac4818c |
14 | 316872661281 |
15 | 16c1574db524 |
hex | b6fb95d3f51 |
12574479171409 has 16 divisors (see below), whose sum is σ = 13411851868800. Its totient is φ = 11747986032384.
The previous prime is 12574479171407. The next prime is 12574479171433. The reversal of 12574479171409 is 90417197447521.
It is a cyclic number.
It is not a de Polignac number, because 12574479171409 - 21 = 12574479171407 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12574479171407) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16351819 + ... + 17103535.
It is an arithmetic number, because the mean of its divisors is an integer number (838240741800).
Almost surely, 212574479171409 is an apocalyptic number.
It is an amenable number.
12574479171409 is a deficient number, since it is larger than the sum of its proper divisors (837372697391).
12574479171409 is a wasteful number, since it uses less digits than its factorization.
12574479171409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 758952.
The product of its (nonzero) digits is 17781120, while the sum is 61.
The spelling of 12574479171409 in words is "twelve trillion, five hundred seventy-four billion, four hundred seventy-nine million, one hundred seventy-one thousand, four hundred nine".
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