Base | Representation |
---|---|
bin | 111111111000… |
… | …0011100111100 |
3 | 2100000111200002 |
4 | 1333300130330 |
5 | 32033200443 |
6 | 3153453432 |
7 | 554444444 |
oct | 177603474 |
9 | 70014602 |
10 | 33490748 |
11 | 179a5105 |
12 | b271278 |
13 | 6c27b15 |
14 | 463b124 |
15 | 2e182b8 |
hex | 1ff073c |
33490748 has 12 divisors (see below), whose sum is σ = 62056512. Its totient is φ = 15760320.
The previous prime is 33490747. The next prime is 33490763. The reversal of 33490748 is 84709433.
It is a super-2 number, since 2×334907482 = 2243260403199008, which contains 22 as substring.
It is a nialpdrome in base 7.
It is a zygodrome in base 2 and base 7.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33490747) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246188 + ... + 246323.
It is an arithmetic number, because the mean of its divisors is an integer number (5171376).
Almost surely, 233490748 is an apocalyptic number.
It is an amenable number.
33490748 is a deficient number, since it is larger than the sum of its proper divisors (28565764).
33490748 is a wasteful number, since it uses less digits than its factorization.
33490748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 492532 (or 492530 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 38.
The square root of 33490748 is about 5787.1191451360. The cubic root of 33490748 is about 322.3356067789.
The spelling of 33490748 in words is "thirty-three million, four hundred ninety thousand, seven hundred forty-eight".
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