Base | Representation |
---|---|
bin | 10010111010100100… |
… | …111000110011100110 |
3 | 1221102110001001011012 |
4 | 102322210320303212 |
5 | 313043341214342 |
6 | 13155203542222 |
7 | 1316206004045 |
oct | 227244706346 |
9 | 57373031135 |
10 | 20310101222 |
11 | 8682582724 |
12 | 3b2998a972 |
13 | 1bb8a01398 |
14 | da956855c |
15 | 7dd0c2b82 |
hex | 4ba938ce6 |
20310101222 has 12 divisors (see below), whose sum is σ = 31551901836. Its totient is φ = 9804875640.
The previous prime is 20310101183. The next prime is 20310101269. The reversal of 20310101222 is 22210101302.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20310101197 and 20310101206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6035804 + ... + 6039167.
It is an arithmetic number, because the mean of its divisors is an integer number (2629325153).
Almost surely, 220310101222 is an apocalyptic number.
20310101222 is a deficient number, since it is larger than the sum of its proper divisors (11241800614).
20310101222 is a wasteful number, since it uses less digits than its factorization.
20310101222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12075031 (or 12075002 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 20310101222 its reverse (22210101302), we get a palindrome (42520202524).
The spelling of 20310101222 in words is "twenty billion, three hundred ten million, one hundred one thousand, two hundred twenty-two".
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