Base | Representation |
---|---|
bin | 111111100010111… |
… | …0100110000000100 |
3 | 12111121011200002202 |
4 | 1333011310300010 |
5 | 13331322430340 |
6 | 551325054032 |
7 | 103560453245 |
oct | 17705646004 |
9 | 5447150082 |
10 | 2132233220 |
11 | 9a4654417 |
12 | 4b60b7318 |
13 | 27c995480 |
14 | 16327accc |
15 | c72d2c15 |
hex | 7f174c04 |
2132233220 has 48 divisors (see below), whose sum is σ = 4869931248. Its totient is φ = 779481600.
The previous prime is 2132233199. The next prime is 2132233241. The reversal of 2132233220 is 223322312.
It is an interprime number because it is at equal distance from previous prime (2132233199) and next prime (2132233241).
It can be written as a sum of positive squares in 8 ways, for example, as 14760964 + 2117472256 = 3842^2 + 46016^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 2132233192 and 2132233201.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14339 + ... + 66858.
It is an arithmetic number, because the mean of its divisors is an integer number (101456901).
Almost surely, 22132233220 is an apocalyptic number.
2132233220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2132233220 is an abundant number, since it is smaller than the sum of its proper divisors (2737698028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2132233220 is a wasteful number, since it uses less digits than its factorization.
2132233220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81320 (or 81318 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 2132233220 is about 46176.1109232902. The cubic root of 2132233220 is about 1287.0978606465.
Adding to 2132233220 its reverse (223322312), we get a palindrome (2355555532).
The spelling of 2132233220 in words is "two billion, one hundred thirty-two million, two hundred thirty-three thousand, two hundred twenty".
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