Base | Representation |
---|---|
bin | 1001100101110… |
… | …0000110100101 |
3 | 2210200112202222 |
4 | 2121130012211 |
5 | 40244120031 |
6 | 3554042125 |
7 | 665614430 |
oct | 231340645 |
9 | 83615688 |
10 | 40223141 |
11 | 20783272 |
12 | 11579345 |
13 | 844429a |
14 | 54b0817 |
15 | 37e7e7b |
hex | 265c1a5 |
40223141 has 16 divisors (see below), whose sum is σ = 46789248. Its totient is φ = 33868800.
The previous prime is 40223123. The next prime is 40223143. The reversal of 40223141 is 14132204.
It is not a de Polignac number, because 40223141 - 26 = 40223077 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40223143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166781 + ... + 167021.
It is an arithmetic number, because the mean of its divisors is an integer number (2924328).
Almost surely, 240223141 is an apocalyptic number.
It is an amenable number.
40223141 is a deficient number, since it is larger than the sum of its proper divisors (6566107).
40223141 is a wasteful number, since it uses less digits than its factorization.
40223141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 572.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 40223141 is about 6342.1716312317. The cubic root of 40223141 is about 342.6299533501.
Adding to 40223141 its reverse (14132204), we get a palindrome (54355345).
The spelling of 40223141 in words is "forty million, two hundred twenty-three thousand, one hundred forty-one".
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