Base | Representation |
---|---|
bin | 10110000111010011… |
… | …11000010100001111 |
3 | 1010122102010222110202 |
4 | 23003221320110033 |
5 | 143303323022122 |
6 | 5242032124115 |
7 | 600132221666 |
oct | 130351702417 |
9 | 33572128422 |
10 | 11872470287 |
11 | 5042777717 |
12 | 237409663b |
13 | 1172902562 |
14 | 808b01ddd |
15 | 49747de92 |
hex | 2c3a7850f |
11872470287 has 2 divisors, whose sum is σ = 11872470288. Its totient is φ = 11872470286.
The previous prime is 11872470229. The next prime is 11872470329. The reversal of 11872470287 is 78207427811.
It is a happy number.
11872470287 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 is a cyclic number.
It is not a de Polignac number, because 11872470287 - 216 = 11872404751 is a prime.
It is a super-3 number, since 3×118724702873 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11872470227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5936235143 + 5936235144.
It is an arithmetic number, because the mean of its divisors is an integer number (5936235144).
Almost surely, 211872470287 is an apocalyptic number.
11872470287 is a deficient number, since it is larger than the sum of its proper divisors (1).
11872470287 is an equidigital number, since it uses as much as digits as its factorization.
11872470287 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 351232, while the sum is 47.
The spelling of 11872470287 in words is "eleven billion, eight hundred seventy-two million, four hundred seventy thousand, two hundred eighty-seven".
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