Base | Representation |
---|---|
bin | 1011111100011101000001… |
… | …1100011001111100110001 |
3 | 1201111112010010121221102121 |
4 | 2333013100130121330301 |
5 | 3210133304301143441 |
6 | 43533151522514241 |
7 | 2523562145132455 |
oct | 277072034317461 |
9 | 51445103557377 |
10 | 13133212131121 |
11 | 4203844958545 |
12 | 158137a205981 |
13 | 7435c2188344 |
14 | 335917d56665 |
15 | 17b9594e2dd1 |
hex | bf1d0719f31 |
13133212131121 has 16 divisors (see below), whose sum is σ = 13431405086208. Its totient is φ = 12835806696000.
The previous prime is 13133212131089. The next prime is 13133212131167. The reversal of 13133212131121 is 12113121233131.
It is a cyclic number.
It is not a de Polignac number, because 13133212131121 - 25 = 13133212131089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13133212131191) 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, 237320971 + ... + 237376303.
It is an arithmetic number, because the mean of its divisors is an integer number (839462817888).
Almost surely, 213133212131121 is an apocalyptic number.
It is an amenable number.
13133212131121 is a deficient number, since it is larger than the sum of its proper divisors (298192955087).
13133212131121 is an equidigital number, since it uses as much as digits as its factorization.
13133212131121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62352.
The product of its digits is 648, while the sum is 25.
Adding to 13133212131121 its reverse (12113121233131), we get a palindrome (25246333364252).
The spelling of 13133212131121 in words is "thirteen trillion, one hundred thirty-three billion, two hundred twelve million, one hundred thirty-one thousand, one hundred twenty-one".
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