Base | Representation |
---|---|
bin | 1000000011110010… |
… | …1001100011011101 |
3 | 12120202210012212112 |
4 | 2000330221203131 |
5 | 13412311214433 |
6 | 554400443405 |
7 | 104416306406 |
oct | 20074514335 |
9 | 5522705775 |
10 | 2163382493 |
11 | a1019a318 |
12 | 504619565 |
13 | 2862805ac |
14 | 1674689ad |
15 | c9dd7348 |
hex | 80f298dd |
2163382493 has 2 divisors, whose sum is σ = 2163382494. Its totient is φ = 2163382492.
The previous prime is 2163382483. The next prime is 2163382499. The reversal of 2163382493 is 3942833612.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1316456089 + 846926404 = 36283^2 + 29102^2 .
It is a cyclic number.
It is not a de Polignac number, because 2163382493 - 24 = 2163382477 is a prime.
It is a super-2 number, since 2×21633824932 = 9360447622037790098, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2163382493.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2163382499) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081691246 + 1081691247.
It is an arithmetic number, because the mean of its divisors is an integer number (1081691247).
Almost surely, 22163382493 is an apocalyptic number.
It is an amenable number.
2163382493 is a deficient number, since it is larger than the sum of its proper divisors (1).
2163382493 is an equidigital number, since it uses as much as digits as its factorization.
2163382493 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 186624, while the sum is 41.
The square root of 2163382493 is about 46512.1757500120. The cubic root of 2163382493 is about 1293.3352176892.
The spelling of 2163382493 in words is "two billion, one hundred sixty-three million, three hundred eighty-two thousand, four hundred ninety-three".
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