Base | Representation |
---|---|
bin | 111111010111… |
… | …0111001011110 |
3 | 2022111212100021 |
4 | 1332232321132 |
5 | 32001102423 |
6 | 3144022354 |
7 | 552245560 |
oct | 176567136 |
9 | 68455307 |
10 | 33222238 |
11 | 178313a5 |
12 | b1619ba |
13 | 6b6283a |
14 | 45ab330 |
15 | 2db395d |
hex | 1faee5e |
33222238 has 16 divisors (see below), whose sum is σ = 57507840. Its totient is φ = 14099256.
The previous prime is 33222223. The next prime is 33222239. The reversal of 33222238 is 83222233.
It is a super-2 number, since 2×332222382 = 2207434195457288, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33222239) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10078 + ... + 12961.
It is an arithmetic number, because the mean of its divisors is an integer number (3594240).
Almost surely, 233222238 is an apocalyptic number.
33222238 is a deficient number, since it is larger than the sum of its proper divisors (24285602).
33222238 is a wasteful number, since it uses less digits than its factorization.
33222238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23151.
The product of its digits is 3456, while the sum is 25.
The square root of 33222238 is about 5763.8735239420. The cubic root of 33222238 is about 321.4718590402.
The spelling of 33222238 in words is "thirty-three million, two hundred twenty-two thousand, two hundred thirty-eight".
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