Base | Representation |
---|---|
bin | 11011100010101… |
… | …00100010111000 |
3 | 121002201200201101 |
4 | 31301110202320 |
5 | 433121024031 |
6 | 34531501144 |
7 | 5503514434 |
oct | 1561244270 |
9 | 532650641 |
10 | 231033016 |
11 | 109459585 |
12 | 654577b4 |
13 | 38b31536 |
14 | 2297d9c4 |
15 | 15439361 |
hex | dc548b8 |
231033016 has 16 divisors (see below), whose sum is σ = 433416600. Its totient is φ = 115455264.
The previous prime is 231033013. The next prime is 231033031. The reversal of 231033016 is 610330132.
It is a junction number, because it is equal to n+sod(n) for n = 231032984 and 231033002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231033013) 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 3 ways as a sum of consecutive naturals, for example, 11070 + ... + 24178.
Almost surely, 2231033016 is an apocalyptic number.
It is an amenable number.
231033016 is a deficient number, since it is larger than the sum of its proper divisors (202383584).
231033016 is a wasteful number, since it uses less digits than its factorization.
231033016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15318 (or 15314 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
The square root of 231033016 is about 15199.7702614217. The cubic root of 231033016 is about 613.6084747992.
Adding to 231033016 its reverse (610330132), we get a palindrome (841363148).
The spelling of 231033016 in words is "two hundred thirty-one million, thirty-three thousand, sixteen".
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