Base | Representation |
---|---|
bin | 1000000010000001… |
… | …0111000110100011 |
3 | 12120020211110120022 |
4 | 2000200113012203 |
5 | 13403411420013 |
6 | 553533504055 |
7 | 104266262510 |
oct | 20040270643 |
9 | 5506743508 |
10 | 2155966883 |
11 | a06a94914 |
12 | 50204202b |
13 | 284885165 |
14 | 166498307 |
15 | c9420008 |
hex | 808171a3 |
2155966883 has 16 divisors (see below), whose sum is σ = 2495183040. Its totient is φ = 1824615936.
The previous prime is 2155966829. The next prime is 2155966921. The reversal of 2155966883 is 3886695512.
It is a cyclic number.
It is not a de Polignac number, because 2155966883 - 26 = 2155966819 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2155963883) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529391 + ... + 533447.
It is an arithmetic number, because the mean of its divisors is an integer number (155948940).
Almost surely, 22155966883 is an apocalyptic number.
2155966883 is a deficient number, since it is larger than the sum of its proper divisors (339216157).
2155966883 is an equidigital number, since it uses as much as digits as its factorization.
2155966883 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5006.
The product of its digits is 3110400, while the sum is 53.
The square root of 2155966883 is about 46432.3904510634. The cubic root of 2155966883 is about 1291.8557676458.
The spelling of 2155966883 in words is "two billion, one hundred fifty-five million, nine hundred sixty-six thousand, eight hundred eighty-three".
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