Base | Representation |
---|---|
bin | 1100000010001010… |
… | …1111000101010100 |
3 | 22100010102211101001 |
4 | 3000202233011110 |
5 | 23103431044340 |
6 | 1252313113044 |
7 | 143023235164 |
oct | 30042570524 |
9 | 8303384331 |
10 | 3230331220 |
11 | 140848a726 |
12 | 7619b8784 |
13 | 3c632b4bc |
14 | 2290425a4 |
15 | 13d8e029a |
hex | c08af154 |
3230331220 has 24 divisors (see below), whose sum is σ = 6833217384. Its totient is φ = 1282699776.
The previous prime is 3230331191. The next prime is 3230331241. The reversal of 3230331220 is 221330323.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 324 + 3230330896 = 18^2 + 56836^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586737 + ... + 592216.
It is an arithmetic number, because the mean of its divisors is an integer number (284717391).
Almost surely, 23230331220 is an apocalyptic number.
It is an amenable number.
3230331220 is an abundant number, since it is smaller than the sum of its proper divisors (3602886164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3230331220 is a wasteful number, since it uses less digits than its factorization.
3230331220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1179099 (or 1179097 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 19.
The square root of 3230331220 is about 56836.0028503061. The cubic root of 3230331220 is about 1478.2538482408.
Adding to 3230331220 its reverse (221330323), we get a palindrome (3451661543).
The spelling of 3230331220 in words is "three billion, two hundred thirty million, three hundred thirty-one thousand, two hundred twenty".
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