Base | Representation |
---|---|
bin | 10100111001100011… |
… | …10000000000110101 |
3 | 1001221221211100000222 |
4 | 22130301300000311 |
5 | 140434334101010 |
6 | 5053212144125 |
7 | 545022212336 |
oct | 123461600065 |
9 | 31857740028 |
10 | 11220222005 |
11 | 4838582953 |
12 | 2211768045 |
13 | 109a742125 |
14 | 78623828d |
15 | 45a090355 |
hex | 29cc70035 |
11220222005 has 8 divisors (see below), whose sum is σ = 13486451712. Its totient is φ = 8961387408.
The previous prime is 11220222001. The next prime is 11220222017. The reversal of 11220222005 is 50022202211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11220222005 - 22 = 11220222001 is a prime.
It is a super-3 number, since 3×112202220053 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11220222001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1845437 + ... + 1851506.
It is an arithmetic number, because the mean of its divisors is an integer number (1685806464).
Almost surely, 211220222005 is an apocalyptic number.
It is an amenable number.
11220222005 is a deficient number, since it is larger than the sum of its proper divisors (2266229707).
11220222005 is an equidigital number, since it uses as much as digits as its factorization.
11220222005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3697555.
The product of its (nonzero) digits is 160, while the sum is 17.
Adding to 11220222005 its reverse (50022202211), we get a palindrome (61242424216).
The spelling of 11220222005 in words is "eleven billion, two hundred twenty million, two hundred twenty-two thousand, five".
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