Base | Representation |
---|---|
bin | 1100000000001111… |
… | …0011010110001100 |
3 | 22022120011211220201 |
4 | 3000003303112030 |
5 | 23044342102340 |
6 | 1251423223244 |
7 | 142564302610 |
oct | 30003632614 |
9 | 8276154821 |
10 | 3222222220 |
11 | 1403951278 |
12 | 75b147b24 |
13 | 3c474c589 |
14 | 227d31340 |
15 | 13cd3c79a |
hex | c00f358c |
3222222220 has 48 divisors (see below), whose sum is σ = 7784598528. Its totient is φ = 1097438400.
The previous prime is 3222222209. The next prime is 3222222229. The reversal of 3222222220 is 222222223.
It is a nialpdrome in base 10.
It is not an unprimeable number, because it can be changed into a prime (3222222229) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 55072 + ... + 97351.
It is an arithmetic number, because the mean of its divisors is an integer number (162179136).
Almost surely, 23222222220 is an apocalyptic number.
It is an amenable number.
3222222220 is an abundant number, since it is smaller than the sum of its proper divisors (4562376308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3222222220 is a wasteful number, since it uses less digits than its factorization.
3222222220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152590 (or 152588 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 19.
The square root of 3222222220 is about 56764.6212001807. The cubic root of 3222222220 is about 1477.0158735583.
Adding to 3222222220 its reverse (222222223), we get a palindrome (3444444443).
The spelling of 3222222220 in words is "three billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty".
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