Base | Representation |
---|---|
bin | 111011101000111… |
… | …1110010001011110 |
3 | 12011110121111121202 |
4 | 1313101332101132 |
5 | 13044301401342 |
6 | 530324355502 |
7 | 100406630660 |
oct | 16721762136 |
9 | 5143544552 |
10 | 2001200222 |
11 | 93769738a |
12 | 47a245b92 |
13 | 25b7a7758 |
14 | 14dacc530 |
15 | baa4d332 |
hex | 7747e45e |
2001200222 has 8 divisors (see below), whose sum is σ = 3430628976. Its totient is φ = 857657232.
The previous prime is 2001200207. The next prime is 2001200231. The reversal of 2001200222 is 2220021002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71471423 + ... + 71471450.
It is an arithmetic number, because the mean of its divisors is an integer number (428828622).
Almost surely, 22001200222 is an apocalyptic number.
2001200222 is a deficient number, since it is larger than the sum of its proper divisors (1429428754).
2001200222 is a wasteful number, since it uses less digits than its factorization.
2001200222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142942882.
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 2001200222 is about 44734.7764272942. The cubic root of 2001200222 is about 1260.1730303232.
Adding to 2001200222 its reverse (2220021002), we get a palindrome (4221221224).
The spelling of 2001200222 in words is "two billion, one million, two hundred thousand, two hundred twenty-two".
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