Base | Representation |
---|---|
bin | 111110111111… |
… | …0110010100110 |
3 | 2022010212001012 |
4 | 1331332302212 |
5 | 31423301230 |
6 | 3135502222 |
7 | 550465232 |
oct | 175766246 |
9 | 68125035 |
10 | 33025190 |
11 | 17707350 |
12 | b087972 |
13 | 6ac3c43 |
14 | 45595c2 |
15 | 2d75395 |
hex | 1f7eca6 |
33025190 has 16 divisors (see below), whose sum is σ = 64849680. Its totient is φ = 12009120.
The previous prime is 33025183. The next prime is 33025193. The reversal of 33025190 is 9152033.
It is a happy number.
It is a super-2 number, since 2×330251902 = 2181326349072200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33025193) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 150005 + ... + 150224.
It is an arithmetic number, because the mean of its divisors is an integer number (4053105).
Almost surely, 233025190 is an apocalyptic number.
33025190 is a deficient number, since it is larger than the sum of its proper divisors (31824490).
33025190 is a wasteful number, since it uses less digits than its factorization.
33025190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300247.
The product of its (nonzero) digits is 810, while the sum is 23.
The square root of 33025190 is about 5746.7547363708. The cubic root of 33025190 is about 320.8350261712.
The spelling of 33025190 in words is "thirty-three million, twenty-five thousand, one hundred ninety".
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