Base | Representation |
---|---|
bin | 1000001100110011… |
… | …1111100001101110 |
3 | 12200101222121212020 |
4 | 2003030333201232 |
5 | 14002003034410 |
6 | 1002231451010 |
7 | 105356033415 |
oct | 20314774156 |
9 | 5611877766 |
10 | 2201221230 |
11 | a2a5940aa |
12 | 515226a66 |
13 | 29106b490 |
14 | 16c4b847c |
15 | cd3ada70 |
hex | 8333f86e |
2201221230 has 32 divisors (see below), whose sum is σ = 5689311264. Its totient is φ = 541838976.
The previous prime is 2201221229. The next prime is 2201221241. The reversal of 2201221230 is 321221022.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2821689 + ... + 2822468.
It is an arithmetic number, because the mean of its divisors is an integer number (177790977).
Almost surely, 22201221230 is an apocalyptic number.
2201221230 is an abundant number, since it is smaller than the sum of its proper divisors (3488090034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2201221230 is a wasteful number, since it uses less digits than its factorization.
2201221230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5644180.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 2201221230 is about 46917.1741476402. The cubic root of 2201221230 is about 1300.8320570769.
Adding to 2201221230 its reverse (321221022), we get a palindrome (2522442252).
The spelling of 2201221230 in words is "two billion, two hundred one million, two hundred twenty-one thousand, two hundred thirty".
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