Base | Representation |
---|---|
bin | 100010011011110… |
… | …0101001110110010 |
3 | 2222112010110210022 |
4 | 1010313211032302 |
5 | 4331241433411 |
6 | 310352403442 |
7 | 40426626440 |
oct | 10467451662 |
9 | 2875113708 |
10 | 1155421106 |
11 | 543228a84 |
12 | 282b46582 |
13 | 1554b6738 |
14 | ad647b90 |
15 | 6b681edb |
hex | 44de53b2 |
1155421106 has 8 divisors (see below), whose sum is σ = 1980721920. Its totient is φ = 495180468.
The previous prime is 1155421093. The next prime is 1155421153. The reversal of 1155421106 is 6011245511.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41265026 + ... + 41265053.
It is an arithmetic number, because the mean of its divisors is an integer number (247590240).
Almost surely, 21155421106 is an apocalyptic number.
1155421106 is a deficient number, since it is larger than the sum of its proper divisors (825300814).
1155421106 is an equidigital number, since it uses as much as digits as its factorization.
1155421106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82530088.
The product of its (nonzero) digits is 1200, while the sum is 26.
The square root of 1155421106 is about 33991.4857868849. The cubic root of 1155421106 is about 1049.3332444212. Note that the first 3 decimals are identical.
Adding to 1155421106 its reverse (6011245511), we get a palindrome (7166666617).
The spelling of 1155421106 in words is "one billion, one hundred fifty-five million, four hundred twenty-one thousand, one hundred six".
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