Base | Representation |
---|---|
bin | 111111011001… |
… | …1110001100111 |
3 | 2022112212202011 |
4 | 1332303301213 |
5 | 32002222330 |
6 | 3144255051 |
7 | 552361036 |
oct | 176636147 |
9 | 68485664 |
10 | 33242215 |
11 | 17845406 |
12 | b171487 |
13 | 6b6b966 |
14 | 45b471d |
15 | 2db982a |
hex | 1fb3c67 |
33242215 has 8 divisors (see below), whose sum is σ = 40039488. Its totient is φ = 26494560.
The previous prime is 33242171. The next prime is 33242219. The reversal of 33242215 is 51224233.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 33242215 - 27 = 33242087 is a prime.
It is a super-2 number, since 2×332422152 = 2210089716212450, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33242219) 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, 10912 + ... + 13621.
It is an arithmetic number, because the mean of its divisors is an integer number (5004936).
Almost surely, 233242215 is an apocalyptic number.
33242215 is a deficient number, since it is larger than the sum of its proper divisors (6797273).
33242215 is a wasteful number, since it uses less digits than its factorization.
33242215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24809.
The product of its digits is 1440, while the sum is 22.
The square root of 33242215 is about 5765.6062127065. The cubic root of 33242215 is about 321.5362813159.
Adding to 33242215 its reverse (51224233), we get a palindrome (84466448).
The spelling of 33242215 in words is "thirty-three million, two hundred forty-two thousand, two hundred fifteen".
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