Base | Representation |
---|---|
bin | 11011100110100… |
… | …00100100001110 |
3 | 121010200111112211 |
4 | 31303100210032 |
5 | 433233303011 |
6 | 34550421034 |
7 | 5511031444 |
oct | 1563204416 |
9 | 533614484 |
10 | 231541006 |
11 | 109776204 |
12 | 6566177a |
13 | 38c7b818 |
14 | 22a72b94 |
15 | 154d9b21 |
hex | dcd090e |
231541006 has 8 divisors (see below), whose sum is σ = 347427504. Its totient is φ = 115731840.
The previous prime is 231540997. The next prime is 231541007. The reversal of 231541006 is 600145132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2315410062 = 107222474918984072, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231541007) 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, 11155 + ... + 24238.
It is an arithmetic number, because the mean of its divisors is an integer number (43428438).
Almost surely, 2231541006 is an apocalyptic number.
231541006 is a deficient number, since it is larger than the sum of its proper divisors (115886498).
231541006 is a wasteful number, since it uses less digits than its factorization.
231541006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38666.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 231541006 is about 15216.4715358062. The cubic root of 231541006 is about 614.0578749112.
Adding to 231541006 its reverse (600145132), we get a palindrome (831686138).
The spelling of 231541006 in words is "two hundred thirty-one million, five hundred forty-one thousand, six".
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