Base | Representation |
---|---|
bin | 11010001111010… |
… | …10100110110011 |
3 | 120100011220201121 |
4 | 31013222212303 |
5 | 422322111311 |
6 | 33501443111 |
7 | 5311634554 |
oct | 1507524663 |
9 | 510156647 |
10 | 220113331 |
11 | 103280449 |
12 | 61870497 |
13 | 367aa199 |
14 | 2133a32b |
15 | 144cdb71 |
hex | d1ea9b3 |
220113331 has 4 divisors (see below), whose sum is σ = 233061192. Its totient is φ = 207165472.
The previous prime is 220113329. The next prime is 220113337. The reversal of 220113331 is 133311022.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 220113331 - 21 = 220113329 is a prime.
It is a super-3 number, since 3×2201133313 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (220113337) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6473905 + ... + 6473938.
It is an arithmetic number, because the mean of its divisors is an integer number (58265298).
Almost surely, 2220113331 is an apocalyptic number.
220113331 is a deficient number, since it is larger than the sum of its proper divisors (12947861).
220113331 is a wasteful number, since it uses less digits than its factorization.
220113331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12947860.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 220113331 is about 14836.2168695392. The cubic root of 220113331 is about 603.7847161573.
Adding to 220113331 its reverse (133311022), we get a palindrome (353424353).
The spelling of 220113331 in words is "two hundred twenty million, one hundred thirteen thousand, three hundred thirty-one".
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