Base | Representation |
---|---|
bin | 111111101111… |
… | …1111111011101 |
3 | 2022220002011221 |
4 | 1333133333131 |
5 | 32024021300 |
6 | 3152213341 |
7 | 554044045 |
oct | 177377735 |
9 | 68802157 |
10 | 33423325 |
11 | 17959491 |
12 | b23a251 |
13 | 6c03220 |
14 | 4620725 |
15 | 2e0331a |
hex | 1fdffdd |
33423325 has 12 divisors (see below), whose sum is σ = 44633428. Its totient is φ = 24681600.
The previous prime is 33423319. The next prime is 33423371. The reversal of 33423325 is 52332433.
It can be written as a sum of positive squares in 6 ways, for example, as 3364 + 33419961 = 58^2 + 5781^2 .
It is not a de Polignac number, because 33423325 - 25 = 33423293 is a prime.
It is a super-2 number, since 2×334233252 = 2234237308111250, which contains 22 as substring.
It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 33423325.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51096 + ... + 51745.
Almost surely, 233423325 is an apocalyptic number.
It is an amenable number.
33423325 is a deficient number, since it is larger than the sum of its proper divisors (11210103).
33423325 is a wasteful number, since it uses less digits than its factorization.
33423325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102864 (or 102859 counting only the distinct ones).
The product of its digits is 6480, while the sum is 25.
The square root of 33423325 is about 5781.2909458009. The cubic root of 33423325 is about 322.1191546211.
Adding to 33423325 its reverse (52332433), we get a palindrome (85755758).
The spelling of 33423325 in words is "thirty-three million, four hundred twenty-three thousand, three hundred twenty-five".
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