Base | Representation |
---|---|
bin | 100010010001110… |
… | …1011000101101100 |
3 | 2222011022022211020 |
4 | 1010203223011230 |
5 | 4323422432340 |
6 | 310044454140 |
7 | 40334362146 |
oct | 10443530554 |
9 | 2864268736 |
10 | 1150202220 |
11 | 540293a52 |
12 | 28124a350 |
13 | 1543aa13b |
14 | aca89c96 |
15 | 6aea09d0 |
hex | 448eb16c |
1150202220 has 24 divisors (see below), whose sum is σ = 3220566384. Its totient is φ = 306720576.
The previous prime is 1150202213. The next prime is 1150202267. The reversal of 1150202220 is 222020511.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 1150202220.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9584959 + ... + 9585078.
It is an arithmetic number, because the mean of its divisors is an integer number (134190266).
Almost surely, 21150202220 is an apocalyptic number.
1150202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1150202220 is an abundant number, since it is smaller than the sum of its proper divisors (2070364164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1150202220 is a wasteful number, since it uses less digits than its factorization.
1150202220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19170049 (or 19170047 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 1150202220 is about 33914.6313558028. The cubic root of 1150202220 is about 1047.7509593642.
Adding to 1150202220 its reverse (222020511), we get a palindrome (1372222731).
The spelling of 1150202220 in words is "one billion, one hundred fifty million, two hundred two thousand, two hundred twenty".
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