Base | Representation |
---|---|
bin | 1001000010111… |
… | …1010110100101 |
3 | 2122101200120221 |
4 | 2100233112211 |
5 | 34203131233 |
6 | 3433124341 |
7 | 640336045 |
oct | 220572645 |
9 | 78350527 |
10 | 37942693 |
11 | 1a4659a8 |
12 | 108596b1 |
13 | 7b262c9 |
14 | 5079725 |
15 | 34e742d |
hex | 242f5a5 |
37942693 has 2 divisors, whose sum is σ = 37942694. Its totient is φ = 37942692.
The previous prime is 37942669. The next prime is 37942711. The reversal of 37942693 is 39624973.
37942693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22118209 + 15824484 = 4703^2 + 3978^2 .
It is a cyclic number.
It is not a de Polignac number, because 37942693 - 221 = 35845541 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (37942603) 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 as a sum of consecutive naturals, namely, 18971346 + 18971347.
It is an arithmetic number, because the mean of its divisors is an integer number (18971347).
Almost surely, 237942693 is an apocalyptic number.
It is an amenable number.
37942693 is a deficient number, since it is larger than the sum of its proper divisors (1).
37942693 is an equidigital number, since it uses as much as digits as its factorization.
37942693 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 244944, while the sum is 43.
The square root of 37942693 is about 6159.7640376885. The cubic root of 37942693 is about 336.0284515070.
The spelling of 37942693 in words is "thirty-seven million, nine hundred forty-two thousand, six hundred ninety-three".
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