Base | Representation |
---|---|
bin | 1000000011101… |
… | …1111111100001 |
3 | 2100121020002211 |
4 | 2000323333201 |
5 | 32123101121 |
6 | 3204242121 |
7 | 560203513 |
oct | 200737741 |
9 | 70536084 |
10 | 33800161 |
11 | 1809661a |
12 | b3a0341 |
13 | 70058c5 |
14 | 46bbbb3 |
15 | 2e79ce1 |
hex | 203bfe1 |
33800161 has 8 divisors (see below), whose sum is σ = 34632704. Its totient is φ = 32976720.
The previous prime is 33800159. The next prime is 33800219. The reversal of 33800161 is 16100833.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 33800161 - 21 = 33800159 is a prime.
It is a super-2 number, since 2×338001612 = 2284901767251842, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (33800101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5566 + ... + 9928.
It is an arithmetic number, because the mean of its divisors is an integer number (4329088).
Almost surely, 233800161 is an apocalyptic number.
It is an amenable number.
33800161 is a deficient number, since it is larger than the sum of its proper divisors (832543).
33800161 is a wasteful number, since it uses less digits than its factorization.
33800161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4551.
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 33800161 is about 5813.7905879039. The cubic root of 33800161 is about 323.3252258805.
Adding to 33800161 its reverse (16100833), we get a palindrome (49900994).
The spelling of 33800161 in words is "thirty-three million, eight hundred thousand, one hundred sixty-one".
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