Base | Representation |
---|---|
bin | 1001010001111010… |
… | …1110101010000111 |
3 | 20102121102011000010 |
4 | 2110132232222013 |
5 | 20100204132044 |
6 | 1051104321303 |
7 | 115505600550 |
oct | 22436565207 |
9 | 6377364003 |
10 | 2491083399 |
11 | 1069173912 |
12 | 596313233 |
13 | 309129a5c |
14 | 198bad327 |
15 | e8a68bb9 |
hex | 947aea87 |
2491083399 has 32 divisors (see below), whose sum is σ = 3965681664. Its totient is φ = 1360931040.
The previous prime is 2491083341. The next prime is 2491083403. The reversal of 2491083399 is 9933801942.
It is not a de Polignac number, because 2491083399 - 223 = 2482694791 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2491083299) 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 in 31 ways as a sum of consecutive naturals, for example, 30982 + ... + 77084.
It is an arithmetic number, because the mean of its divisors is an integer number (123927552).
Almost surely, 22491083399 is an apocalyptic number.
2491083399 is a deficient number, since it is larger than the sum of its proper divisors (1474598265).
2491083399 is a wasteful number, since it uses less digits than its factorization.
2491083399 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46227.
The product of its (nonzero) digits is 419904, while the sum is 48.
The square root of 2491083399 is about 49910.7543421255. The cubic root of 2491083399 is about 1355.5933275706.
The spelling of 2491083399 in words is "two billion, four hundred ninety-one million, eighty-three thousand, three hundred ninety-nine".
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