Base | Representation |
---|---|
bin | 110010000001111000001000… |
… | …000100100111000001011110 |
3 | 1001212001210021022101101002000 |
4 | 302001320020010213001132 |
5 | 212314443110330001342 |
6 | 2055544553253343130 |
7 | 64226510660056050 |
oct | 6201701004470136 |
9 | 1055053238341060 |
10 | 220031310000222 |
11 | 64121833321a26 |
12 | 20817660637aa6 |
13 | 95a0b2c164666 |
14 | 3c498022918d0 |
15 | 1a687bca6744c |
hex | c81e0812705e |
220031310000222 has 64 divisors (see below), whose sum is σ = 562888579069440. Its totient is φ = 62407211997888.
The previous prime is 220031310000193. The next prime is 220031310000223. The reversal of 220031310000222 is 222000013130022.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 220031310000195 and 220031310000204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220031310000223) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2124376728 + ... + 2124480299.
It is an arithmetic number, because the mean of its divisors is an integer number (8795134047960).
Almost surely, 2220031310000222 is an apocalyptic number.
220031310000222 is an abundant number, since it is smaller than the sum of its proper divisors (342857269069218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220031310000222 is a wasteful number, since it uses less digits than its factorization.
220031310000222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4248857182 (or 4248857176 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 220031310000222 its reverse (222000013130022), we get a palindrome (442031323130244).
The spelling of 220031310000222 in words is "two hundred twenty trillion, thirty-one billion, three hundred ten million, two hundred twenty-two", and thus it is an aban number.
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