Base | Representation |
---|---|
bin | 1000000011101… |
… | …1100100011111 |
3 | 2100121010201202 |
4 | 2000323210133 |
5 | 32123022211 |
6 | 3204230115 |
7 | 560165462 |
oct | 200734437 |
9 | 70533652 |
10 | 33798431 |
11 | 18095297 |
12 | b39b33b |
13 | 7004b94 |
14 | 46bb2d9 |
15 | 2e7953b |
hex | 203b91f |
33798431 has 8 divisors (see below), whose sum is σ = 37342944. Its totient is φ = 30426880.
The previous prime is 33798421. The next prime is 33798433. The reversal of 33798431 is 13489733.
33798431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-33798431 is a prime.
It is a super-2 number, since 2×337984312 = 2284667876123522, 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 (33798433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42830 + ... + 43611.
It is an arithmetic number, because the mean of its divisors is an integer number (4667868).
Almost surely, 233798431 is an apocalyptic number.
33798431 is a deficient number, since it is larger than the sum of its proper divisors (3544513).
33798431 is a wasteful number, since it uses less digits than its factorization.
33798431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86481.
The product of its digits is 54432, while the sum is 38.
The square root of 33798431 is about 5813.6418018313. The cubic root of 33798431 is about 323.3197095144.
The spelling of 33798431 in words is "thirty-three million, seven hundred ninety-eight thousand, four hundred thirty-one".
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