Base | Representation |
---|---|
bin | 1010111100010011101101… |
… | …1110000100001010011011 |
3 | 1120121011122002111220011210 |
4 | 2233010323132010022123 |
5 | 3034104344442230321 |
6 | 41331020230354203 |
7 | 2351140244166321 |
oct | 257047336041233 |
9 | 46534562456153 |
10 | 12031201133211 |
11 | 3919449429007 |
12 | 1423888abb963 |
13 | 6936ca884ba0 |
14 | 2d845576dd11 |
15 | 15ce5c20ab76 |
hex | af13b78429b |
12031201133211 has 16 divisors (see below), whose sum is σ = 17381555964416. Its totient is φ = 7358393893536.
The previous prime is 12031201133209. The next prime is 12031201133333. The reversal of 12031201133211 is 11233110213021.
It is not a de Polignac number, because 12031201133211 - 21 = 12031201133209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12031201133011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946289155 + ... + 946301868.
It is an arithmetic number, because the mean of its divisors is an integer number (1086347247776).
Almost surely, 212031201133211 is an apocalyptic number.
12031201133211 is a deficient number, since it is larger than the sum of its proper divisors (5350354831205).
12031201133211 is a wasteful number, since it uses less digits than its factorization.
12031201133211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1892591202.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 12031201133211 its reverse (11233110213021), we get a palindrome (23264311346232).
The spelling of 12031201133211 in words is "twelve trillion, thirty-one billion, two hundred one million, one hundred thirty-three thousand, two hundred eleven".
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