Base | Representation |
---|---|
bin | 1001101100111… |
… | …1001000001101 |
3 | 2211120111001202 |
4 | 2123033020031 |
5 | 40404204120 |
6 | 4012115245 |
7 | 1002616142 |
oct | 233171015 |
9 | 84514052 |
10 | 40694285 |
11 | 20a75245 |
12 | 11765b25 |
13 | 857a878 |
14 | 55943c9 |
15 | 388c875 |
hex | 26cf20d |
40694285 has 8 divisors (see below), whose sum is σ = 48867840. Its totient is φ = 32532304.
The previous prime is 40694249. The next prime is 40694293. The reversal of 40694285 is 58249604.
40694285 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 a cyclic number.
It is not a de Polignac number, because 40694285 - 212 = 40690189 is a prime.
It is a super-2 number, since 2×406942852 = 3312049663322450, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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, 10436 + ... + 13794.
It is an arithmetic number, because the mean of its divisors is an integer number (6108480).
Almost surely, 240694285 is an apocalyptic number.
It is an amenable number.
40694285 is a deficient number, since it is larger than the sum of its proper divisors (8173555).
40694285 is a wasteful number, since it uses less digits than its factorization.
40694285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5787.
The product of its (nonzero) digits is 69120, while the sum is 38.
The square root of 40694285 is about 6379.2072391481. The cubic root of 40694285 is about 343.9625347922.
The spelling of 40694285 in words is "forty million, six hundred ninety-four thousand, two hundred eighty-five".
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