Base | Representation |
---|---|
bin | 1111110001110000110011 |
3 | 21210010111201 |
4 | 33301300303 |
5 | 2024322422 |
6 | 224352031 |
7 | 50104162 |
oct | 17616063 |
9 | 7703451 |
10 | 4135987 |
11 | 2375479 |
12 | 1475617 |
13 | b1a73b |
14 | 7993d9 |
15 | 56a727 |
hex | 3f1c33 |
4135987 has 2 divisors, whose sum is σ = 4135988. Its totient is φ = 4135986.
The previous prime is 4135933. The next prime is 4135991. The reversal of 4135987 is 7895314.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 4135987 - 211 = 4133939 is a prime.
4135987 is a lucky number.
It is a zygodrome in base 2.
It is not a weakly prime, because it can be changed into another prime (4135907) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067993 + 2067994.
It is an arithmetic number, because the mean of its divisors is an integer number (2067994).
Almost surely, 24135987 is an apocalyptic number.
4135987 is a deficient number, since it is larger than the sum of its proper divisors (1).
4135987 is an equidigital number, since it uses as much as digits as its factorization.
4135987 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 30240, while the sum is 37.
The square root of 4135987 is about 2033.7126148992. The cubic root of 4135987 is about 160.5189788732.
It can be divided in two parts, 413 and 5987, that added together give a square (6400 = 802).
The spelling of 4135987 in words is "four million, one hundred thirty-five thousand, nine hundred eighty-seven".
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