Base | Representation |
---|---|
bin | 11101001100001111… |
… | …111010001111101110 |
3 | 2222220102021200210111 |
4 | 131030033322033232 |
5 | 1003143031311342 |
6 | 22222122530234 |
7 | 2156506456000 |
oct | 351417721756 |
9 | 88812250714 |
10 | 31344010222 |
11 | 12324970888 |
12 | 60a906697a |
13 | 2c5696c015 |
14 | 1734b44370 |
15 | c36b0e217 |
hex | 74c3fa3ee |
31344010222 has 32 divisors (see below), whose sum is σ = 55394539200. Its totient is φ = 13294632960.
The previous prime is 31344010199. The next prime is 31344010223. The reversal of 31344010222 is 22201044313.
It is a junction number, because it is equal to n+sod(n) for n = 31344010193 and 31344010202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31344010223) 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, 168979 + ... + 302062.
It is an arithmetic number, because the mean of its divisors is an integer number (1731079350).
Almost surely, 231344010222 is an apocalyptic number.
31344010222 is a deficient number, since it is larger than the sum of its proper divisors (24050528978).
31344010222 is an equidigital number, since it uses as much as digits as its factorization.
31344010222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 471161 (or 471147 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 31344010222 its reverse (22201044313), we get a palindrome (53545054535).
The spelling of 31344010222 in words is "thirty-one billion, three hundred forty-four million, ten thousand, two hundred twenty-two".
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