Base | Representation |
---|---|
bin | 1001101000000… |
… | …1101111011001 |
3 | 2210222101020202 |
4 | 2122001233121 |
5 | 40314033210 |
6 | 4001231545 |
7 | 1000126043 |
oct | 232015731 |
9 | 83871222 |
10 | 40377305 |
11 | 20879081 |
12 | 116325b5 |
13 | 84994c7 |
14 | 5510a93 |
15 | 38289a5 |
hex | 2681bd9 |
40377305 has 16 divisors (see below), whose sum is σ = 50734080. Its totient is φ = 30790848.
The previous prime is 40377263. The next prime is 40377307. The reversal of 40377305 is 50377304.
40377305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 40377305 - 224 = 23600089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40377307) 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 15 ways as a sum of consecutive naturals, for example, 54719 + ... + 55451.
It is an arithmetic number, because the mean of its divisors is an integer number (3170880).
Almost surely, 240377305 is an apocalyptic number.
It is an amenable number.
40377305 is a deficient number, since it is larger than the sum of its proper divisors (10356775).
40377305 is a wasteful number, since it uses less digits than its factorization.
40377305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1240.
The product of its (nonzero) digits is 8820, while the sum is 29.
The square root of 40377305 is about 6354.3138890049. The cubic root of 40377305 is about 343.0671300863.
Subtracting 40377305 from its reverse (50377304), we obtain a palindrome (9999999).
The spelling of 40377305 in words is "forty million, three hundred seventy-seven thousand, three hundred five".
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