Base | Representation |
---|---|
bin | 111110111101… |
… | …1111110100100 |
3 | 2022010021020110 |
4 | 1331323332210 |
5 | 31422414133 |
6 | 3135333020 |
7 | 550416522 |
oct | 175737644 |
9 | 68107213 |
10 | 33013668 |
11 | 176a9726 |
12 | b081170 |
13 | 6abb91c |
14 | 4555312 |
15 | 2d71c63 |
hex | 1f7bfa4 |
33013668 has 24 divisors (see below), whose sum is σ = 77797440. Its totient is φ = 10895200.
The previous prime is 33013649. The next prime is 33013679. The reversal of 33013668 is 86631033.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12408 + ... + 14831.
It is an arithmetic number, because the mean of its divisors is an integer number (3241560).
Almost surely, 233013668 is an apocalyptic number.
It is an amenable number.
33013668 is an abundant number, since it is smaller than the sum of its proper divisors (44783772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33013668 is a wasteful number, since it uses less digits than its factorization.
33013668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27347 (or 27345 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 33013668 is about 5745.7521700818. The cubic root of 33013668 is about 320.7977103006.
The spelling of 33013668 in words is "thirty-three million, thirteen thousand, six hundred sixty-eight".
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