Base | Representation |
---|---|
bin | 1011111100010101001111… |
… | …0000101101110001101100 |
3 | 1201111022201100111001222212 |
4 | 2333011103300231301230 |
5 | 3210120013244200322 |
6 | 43532204155425552 |
7 | 2523456254653022 |
oct | 277052360556154 |
9 | 51438640431885 |
10 | 13131120303212 |
11 | 42029710a124a |
12 | 1580a957552b8 |
13 | 74334a99c052 |
14 | 33579a1d6712 |
15 | 17b885a420e2 |
hex | bf153c2dc6c |
13131120303212 has 6 divisors (see below), whose sum is σ = 22979460530628. Its totient is φ = 6565560151604.
The previous prime is 13131120303181. The next prime is 13131120303229. The reversal of 13131120303212 is 21230302113131.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1641390037898 + ... + 1641390037905.
It is an arithmetic number, because the mean of its divisors is an integer number (3829910088438).
Almost surely, 213131120303212 is an apocalyptic number.
It is an amenable number.
13131120303212 is a deficient number, since it is larger than the sum of its proper divisors (9848340227416).
13131120303212 is a wasteful number, since it uses less digits than its factorization.
13131120303212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3282780075807 (or 3282780075805 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 13131120303212 its reverse (21230302113131), we get a palindrome (34361422416343).
The spelling of 13131120303212 in words is "thirteen trillion, one hundred thirty-one billion, one hundred twenty million, three hundred three thousand, two hundred twelve".
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