Base | Representation |
---|---|
bin | 111111010111… |
… | …0100111011101 |
3 | 2022111210202120 |
4 | 1332232213131 |
5 | 32001033320 |
6 | 3144013153 |
7 | 552242322 |
oct | 176564735 |
9 | 68453676 |
10 | 33221085 |
11 | 17830547 |
12 | b1611b9 |
13 | 6b62161 |
14 | 45aab49 |
15 | 2db3440 |
hex | 1fae9dd |
33221085 has 16 divisors (see below), whose sum is σ = 55465344. Its totient is φ = 16947392.
The previous prime is 33221081. The next prime is 33221093. The reversal of 33221085 is 58012233.
It is a cyclic number.
It is not a de Polignac number, because 33221085 - 22 = 33221081 is a prime.
It is a super-2 number, since 2×332210852 = 2207280977154450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33221081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47802 + ... + 48491.
It is an arithmetic number, because the mean of its divisors is an integer number (3466584).
Almost surely, 233221085 is an apocalyptic number.
It is an amenable number.
33221085 is a deficient number, since it is larger than the sum of its proper divisors (22244259).
33221085 is a wasteful number, since it uses less digits than its factorization.
33221085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96324.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 33221085 is about 5763.7735035305. The cubic root of 33221085 is about 321.4681400318.
The spelling of 33221085 in words is "thirty-three million, two hundred twenty-one thousand, eighty-five".
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