Base | Representation |
---|---|
bin | 1000010001010111… |
… | …0011111100101000 |
3 | 12201201220110011021 |
4 | 2010111303330220 |
5 | 14021344412222 |
6 | 1004152542224 |
7 | 106010216623 |
oct | 20425637450 |
9 | 5651813137 |
10 | 2220310312 |
11 | a3a342000 |
12 | 51b6b1974 |
13 | 294cc30ac |
14 | 170c46dba |
15 | cedceac7 |
hex | 84573f28 |
2220310312 has 32 divisors (see below), whose sum is σ = 4579099200. Its totient is φ = 1009227120.
The previous prime is 2220310283. The next prime is 2220310331. The reversal of 2220310312 is 2130130222.
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, 93612 + ... + 114907.
It is an arithmetic number, because the mean of its divisors is an integer number (143096850).
Almost surely, 22220310312 is an apocalyptic number.
2220310312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2220310312 is an abundant number, since it is smaller than the sum of its proper divisors (2358788888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220310312 is a wasteful number, since it uses less digits than its factorization.
2220310312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208558 (or 208532 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2220310312 is about 47120.1688451983. The cubic root of 2220310312 is about 1304.5815292371.
Adding to 2220310312 its reverse (2130130222), we get a palindrome (4350440534).
The spelling of 2220310312 in words is "two billion, two hundred twenty million, three hundred ten thousand, three hundred twelve".
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