Base | Representation |
---|---|
bin | 1001100111100… |
… | …1101001001101 |
3 | 2210220200202110 |
4 | 2121321221031 |
5 | 40312003031 |
6 | 4000414233 |
7 | 666630255 |
oct | 231715115 |
9 | 83820673 |
10 | 40344141 |
11 | 20856172 |
12 | 11617379 |
13 | 8487396 |
14 | 5502965 |
15 | 381dc46 |
hex | 2679a4d |
40344141 has 16 divisors (see below), whose sum is σ = 55033920. Its totient is φ = 26280960.
The previous prime is 40344131. The next prime is 40344167. The reversal of 40344141 is 14144304.
It is not a de Polignac number, because 40344141 - 29 = 40343629 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40344131) 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, 33571 + ... + 34751.
It is an arithmetic number, because the mean of its divisors is an integer number (3439620).
Almost surely, 240344141 is an apocalyptic number.
It is an amenable number.
40344141 is a deficient number, since it is larger than the sum of its proper divisors (14689779).
40344141 is a wasteful number, since it uses less digits than its factorization.
40344141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1436.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 40344141 is about 6351.7037871740. The cubic root of 40344141 is about 342.9731780118.
Adding to 40344141 its reverse (14144304), we get a palindrome (54488445).
It can be divided in two parts, 403 and 44141, that added together give a palindrome (44544).
The spelling of 40344141 in words is "forty million, three hundred forty-four thousand, one hundred forty-one".
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