Base | Representation |
---|---|
bin | 10000101101111… |
… | …00000111011101 |
3 | 100202212110221200 |
4 | 20112330013131 |
5 | 241344344013 |
6 | 21525350113 |
7 | 3321642060 |
oct | 1026740735 |
9 | 322773850 |
10 | 140231133 |
11 | 7217a7a9 |
12 | 3ab68339 |
13 | 2308b603 |
14 | 148a48d7 |
15 | c49ee73 |
hex | 85bc1dd |
140231133 has 24 divisors (see below), whose sum is σ = 233041536. Its totient is φ = 79596000.
The previous prime is 140231107. The next prime is 140231173. The reversal of 140231133 is 331132041.
It is not a de Polignac number, because 140231133 - 222 = 136036829 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140231173) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2143 + ... + 16883.
It is an arithmetic number, because the mean of its divisors is an integer number (9710064).
Almost surely, 2140231133 is an apocalyptic number.
It is an amenable number.
140231133 is a deficient number, since it is larger than the sum of its proper divisors (92810403).
140231133 is a wasteful number, since it uses less digits than its factorization.
140231133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14905 (or 14902 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 140231133 is about 11841.9226901716. The cubic root of 140231133 is about 519.5350046799.
Adding to 140231133 its reverse (331132041), we get a palindrome (471363174).
The spelling of 140231133 in words is "one hundred forty million, two hundred thirty-one thousand, one hundred thirty-three".
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