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2220300019 = 74127128547
BaseRepresentation
bin1000010001010111…
…0001011011110011
312201201212221001001
42010111301123303
514021344100034
61004152422431
7106010144620
oct20425613363
95651787031
102220300019
11a3a3352a3
1251b6a7a17
13294cbb4c2
14170c43347
15cedcba14
hex845716f3

2220300019 has 16 divisors (see below), whose sum is σ = 2609058816. Its totient is φ = 1849780800.

The previous prime is 2220300013. The next prime is 2220300029. The reversal of 2220300019 is 9100030222.

It is a happy number.

2220300019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2220300019 - 29 = 2220299507 is a prime.

It is a super-2 number, since 2×22203000192 = 9859464348742800722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2220299969 and 2220300005.

It is not an unprimeable number, because it can be changed into a prime (2220300013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63504 + ... + 92050.

It is an arithmetic number, because the mean of its divisors is an integer number (163066176).

Almost surely, 22220300019 is an apocalyptic number.

2220300019 is a deficient number, since it is larger than the sum of its proper divisors (388758797).

2220300019 is a wasteful number, since it uses less digits than its factorization.

2220300019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28866.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2220300019 is about 47120.0596243256. The cubic root of 2220300019 is about 1304.5795132909.

The spelling of 2220300019 in words is "two billion, two hundred twenty million, three hundred thousand, nineteen".

Divisors: 1 7 41 271 287 1897 11111 28547 77777 199829 1170427 7736237 8192989 54153659 317185717 2220300019