Base | Representation |
---|---|
bin | 1001101001100… |
… | …0011010101101 |
3 | 2211011002122220 |
4 | 2122120122231 |
5 | 40330021224 |
6 | 4003225553 |
7 | 1000663614 |
oct | 232303255 |
9 | 84132586 |
10 | 40470189 |
11 | 20931941 |
12 | 116782b9 |
13 | 84cc876 |
14 | 553687b |
15 | 3846279 |
hex | 26986ad |
40470189 has 8 divisors (see below), whose sum is σ = 53997600. Its totient is φ = 26961456.
The previous prime is 40470151. The next prime is 40470229. The reversal of 40470189 is 98107404.
40470189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40470189 - 27 = 40470061 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40477189) 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 7 ways as a sum of consecutive naturals, for example, 1587 + ... + 9135.
It is an arithmetic number, because the mean of its divisors is an integer number (6749700).
Almost surely, 240470189 is an apocalyptic number.
It is an amenable number.
40470189 is a deficient number, since it is larger than the sum of its proper divisors (13527411).
40470189 is a wasteful number, since it uses less digits than its factorization.
40470189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9339.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 40470189 is about 6361.6184261554. The cubic root of 40470189 is about 343.3299926362.
The spelling of 40470189 in words is "forty million, four hundred seventy thousand, one hundred eighty-nine".
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