Base | Representation |
---|---|
bin | 1001101111110… |
… | …1101110010101 |
3 | 2211221011212111 |
4 | 2123331232111 |
5 | 40431311031 |
6 | 4020151021 |
7 | 1004342443 |
oct | 233755625 |
9 | 84834774 |
10 | 40885141 |
11 | 21095680 |
12 | 11838471 |
13 | 86166bb |
14 | 5603b93 |
15 | 38c91b1 |
hex | 26fdb95 |
40885141 has 4 divisors (see below), whose sum is σ = 44601984. Its totient is φ = 37168300.
The previous prime is 40885133. The next prime is 40885151. The reversal of 40885141 is 14158804.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 40885141 - 23 = 40885133 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40885151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1858405 + ... + 1858426.
It is an arithmetic number, because the mean of its divisors is an integer number (11150496).
Almost surely, 240885141 is an apocalyptic number.
It is an amenable number.
40885141 is a deficient number, since it is larger than the sum of its proper divisors (3716843).
40885141 is a wasteful number, since it uses less digits than its factorization.
40885141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3716842.
The product of its (nonzero) digits is 5120, while the sum is 31.
The square root of 40885141 is about 6394.1489660470. The cubic root of 40885141 is about 344.4994238712.
It can be divided in two parts, 4088 and 5141, that added together give a palindrome (9229).
The spelling of 40885141 in words is "forty million, eight hundred eighty-five thousand, one hundred forty-one".
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