Base | Representation |
---|---|
bin | 111111001010000… |
… | …1110001000010011 |
3 | 12110200201000222221 |
4 | 1332110032020103 |
5 | 13320010324341 |
6 | 550142241511 |
7 | 103342105015 |
oct | 17624161023 |
9 | 5420630887 |
10 | 2119229971 |
11 | 998282931 |
12 | 4b1886297 |
13 | 27a091941 |
14 | 1616541b5 |
15 | c60b4ed1 |
hex | 7e50e213 |
2119229971 has 4 divisors (see below), whose sum is σ = 2122536744. Its totient is φ = 2115923200.
The previous prime is 2119229947. The next prime is 2119230007. The reversal of 2119229971 is 1799229112.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2119229971 - 211 = 2119227923 is a prime.
It is a super-2 number, since 2×21192299712 = 8982271339969321682, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2119229921) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1652425 + ... + 1653706.
It is an arithmetic number, because the mean of its divisors is an integer number (530634186).
Almost surely, 22119229971 is an apocalyptic number.
2119229971 is a deficient number, since it is larger than the sum of its proper divisors (3306773).
2119229971 is an equidigital number, since it uses as much as digits as its factorization.
2119229971 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3306772.
The product of its digits is 40824, while the sum is 43.
The square root of 2119229971 is about 46035.0949928421. The cubic root of 2119229971 is about 1284.4761037154.
The spelling of 2119229971 in words is "two billion, one hundred nineteen million, two hundred twenty-nine thousand, nine hundred seventy-one".
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