Base | Representation |
---|---|
bin | 111111101101… |
… | …0100011001111 |
3 | 2022211221121112 |
4 | 1333122203033 |
5 | 32022313124 |
6 | 3151522235 |
7 | 553622060 |
oct | 177324317 |
9 | 68757545 |
10 | 33401039 |
11 | 17943771 |
12 | b22937b |
13 | 6bc6039 |
14 | 4616567 |
15 | 2deb90e |
hex | 1fda8cf |
33401039 has 8 divisors (see below), whose sum is σ = 40418208. Its totient is φ = 26945280.
The previous prime is 33401033. The next prime is 33401057. The reversal of 33401039 is 93010433.
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 33401039 - 216 = 33335503 is a prime.
It is a super-2 number, since 2×334010392 = 2231258812559042, 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 (33401033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140222 + ... + 140459.
It is an arithmetic number, because the mean of its divisors is an integer number (5052276).
Almost surely, 233401039 is an apocalyptic number.
33401039 is a deficient number, since it is larger than the sum of its proper divisors (7017169).
33401039 is a wasteful number, since it uses less digits than its factorization.
33401039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280705.
The product of its (nonzero) digits is 972, while the sum is 23.
The square root of 33401039 is about 5779.3632002151. The cubic root of 33401039 is about 322.0475445143.
The spelling of 33401039 in words is "thirty-three million, four hundred one thousand, thirty-nine".
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