Base | Representation |
---|---|
bin | 1001111111010001… |
… | …0011111001001110 |
3 | 20220212022122211211 |
4 | 2133310103321032 |
5 | 20442402242233 |
6 | 1122021205034 |
7 | 123305406640 |
oct | 23764237116 |
9 | 6825278754 |
10 | 2681290318 |
11 | 1156578113 |
12 | 629b6077a |
13 | 339665725 |
14 | 1b6162890 |
15 | 10a5db5cd |
hex | 9fd13e4e |
2681290318 has 16 divisors (see below), whose sum is σ = 4613591520. Its totient is φ = 1144850976.
The previous prime is 2681290309. The next prime is 2681290333. The reversal of 2681290318 is 8130921862.
It is a super-2 number, since 2×26812903182 = 14378635538801082248, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352221 + ... + 359752.
It is an arithmetic number, because the mean of its divisors is an integer number (288349470).
Almost surely, 22681290318 is an apocalyptic number.
2681290318 is a deficient number, since it is larger than the sum of its proper divisors (1932301202).
2681290318 is a wasteful number, since it uses less digits than its factorization.
2681290318 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 712251.
The product of its (nonzero) digits is 41472, while the sum is 40.
The square root of 2681290318 is about 51781.1772558330. The cubic root of 2681290318 is about 1389.2527975188.
The spelling of 2681290318 in words is "two billion, six hundred eighty-one million, two hundred ninety thousand, three hundred eighteen".
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