Base | Representation |
---|---|
bin | 11100000110000… |
… | …00010110100101 |
3 | 121102110012221211 |
4 | 32003000112211 |
5 | 440312401101 |
6 | 35215111421 |
7 | 5561103226 |
oct | 1603002645 |
9 | 542405854 |
10 | 235668901 |
11 | 111035596 |
12 | 66b12571 |
13 | 39a95670 |
14 | 2342924d |
15 | 15a52c51 |
hex | e0c05a5 |
235668901 has 4 divisors (see below), whose sum is σ = 253797292. Its totient is φ = 217540512.
The previous prime is 235668889. The next prime is 235668911. The reversal of 235668901 is 109866532.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 120428676 + 115240225 = 10974^2 + 10735^2 .
It is a cyclic number.
It is not a de Polignac number, because 235668901 - 211 = 235666853 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (235668911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9064176 + ... + 9064201.
It is an arithmetic number, because the mean of its divisors is an integer number (63449323).
Almost surely, 2235668901 is an apocalyptic number.
It is an amenable number.
235668901 is a deficient number, since it is larger than the sum of its proper divisors (18128391).
235668901 is a wasteful number, since it uses less digits than its factorization.
235668901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18128390.
The product of its (nonzero) digits is 77760, while the sum is 40.
The square root of 235668901 is about 15351.5113588207. The cubic root of 235668901 is about 617.6855270359.
The spelling of 235668901 in words is "two hundred thirty-five million, six hundred sixty-eight thousand, nine hundred one".
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