Base | Representation |
---|---|
bin | 1110001100111011001110… |
… | …11011010100011110011110 |
3 | 11002120121020020012020202222 |
4 | 13012131213123110132132 |
5 | 13043134421230033342 |
6 | 150231022302345342 |
7 | 6402216322415516 |
oct | 706354733243636 |
9 | 132517206166688 |
10 | 31230442424222 |
11 | 9a50835633028 |
12 | 3604803b8b252 |
13 | 1457030965712 |
14 | 79d7c09a8846 |
15 | 392597381ed2 |
hex | 1c67676d479e |
31230442424222 has 16 divisors (see below), whose sum is σ = 46875269488320. Its totient is φ = 15605353000608.
The previous prime is 31230442424179. The next prime is 31230442424263. The reversal of 31230442424222 is 22242424403213.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249963104 + ... + 250088012.
It is an arithmetic number, because the mean of its divisors is an integer number (2929704343020).
Almost surely, 231230442424222 is an apocalyptic number.
31230442424222 is a deficient number, since it is larger than the sum of its proper divisors (15644827064098).
31230442424222 is a wasteful number, since it uses less digits than its factorization.
31230442424222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202915.
The product of its (nonzero) digits is 147456, while the sum is 35.
Adding to 31230442424222 its reverse (22242424403213), we get a palindrome (53472866827435).
The spelling of 31230442424222 in words is "thirty-one trillion, two hundred thirty billion, four hundred forty-two million, four hundred twenty-four thousand, two hundred twenty-two".
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