Base | Representation |
---|---|
bin | 1110011000100000001101 |
3 | 21002112222202 |
4 | 32120200031 |
5 | 1431123011 |
6 | 212451245 |
7 | 44022236 |
oct | 16304015 |
9 | 7075882 |
10 | 3770381 |
11 | 214581a |
12 | 1319b25 |
13 | a201c4 |
14 | 70208d |
15 | 4e723b |
hex | 39880d |
3770381 has 2 divisors, whose sum is σ = 3770382. Its totient is φ = 3770380.
The previous prime is 3770357. The next prime is 3770443. The reversal of 3770381 is 1830773.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3553225 + 217156 = 1885^2 + 466^2 .
It is a cyclic number.
It is not a de Polignac number, because 3770381 - 26 = 3770317 is a prime.
It is a super-2 number, since 2×37703812 = 28431545770322, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3770281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1885190 + 1885191.
It is an arithmetic number, because the mean of its divisors is an integer number (1885191).
Almost surely, 23770381 is an apocalyptic number.
It is an amenable number.
3770381 is a deficient number, since it is larger than the sum of its proper divisors (1).
3770381 is an equidigital number, since it uses as much as digits as its factorization.
3770381 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3528, while the sum is 29.
The square root of 3770381 is about 1941.7468939076. The cubic root of 3770381 is about 155.6425769516.
The spelling of 3770381 in words is "three million, seven hundred seventy thousand, three hundred eighty-one".
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