Base | Representation |
---|---|
bin | 100001000101001… |
… | …0100101000101100 |
3 | 2212100122221210100 |
4 | 1002022110220230 |
5 | 4233130032340 |
6 | 302051111100 |
7 | 36335602035 |
oct | 10212245054 |
9 | 2770587710 |
10 | 1110002220 |
11 | 51a627108 |
12 | 26b8a2490 |
13 | 148c73562 |
14 | a75c3a8c |
15 | 676ae830 |
hex | 42294a2c |
1110002220 has 72 divisors (see below), whose sum is σ = 3458027664. Its totient is φ = 287998848.
The previous prime is 1110002207. The next prime is 1110002261. The reversal of 1110002220 is 222000111.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76674 + ... + 89993.
It is an arithmetic number, because the mean of its divisors is an integer number (48028162).
Almost surely, 21110002220 is an apocalyptic number.
1110002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1110002220 is an abundant number, since it is smaller than the sum of its proper divisors (2348025444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1110002220 is a wasteful number, since it uses less digits than its factorization.
1110002220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166719 (or 166714 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 1110002220 is about 33316.6958145612. The cubic root of 1110002220 is about 1035.3994957138.
Adding to 1110002220 its reverse (222000111), we get a palindrome (1332002331).
The spelling of 1110002220 in words is "one billion, one hundred ten million, two thousand, two hundred twenty".
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