Base | Representation |
---|---|
bin | 100010011011011… |
… | …0111011000101000 |
3 | 2222111202221012021 |
4 | 1010312313120220 |
5 | 4331214431240 |
6 | 310344354224 |
7 | 40425215113 |
oct | 10466673050 |
9 | 2874687167 |
10 | 1155233320 |
11 | 54310a98a |
12 | 282a75974 |
13 | 15544c117 |
14 | ad5d957a |
15 | 6b64654a |
hex | 44db7628 |
1155233320 has 32 divisors (see below), whose sum is σ = 2618260200. Its totient is φ = 458718208.
The previous prime is 1155233293. The next prime is 1155233327. The reversal of 1155233320 is 233325511.
It can be written as a sum of positive squares in 4 ways, for example, as 863301924 + 291931396 = 29382^2 + 17086^2 .
It is not an unprimeable number, because it can be changed into a prime (1155233327) 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, 99925 + ... + 110884.
Almost surely, 21155233320 is an apocalyptic number.
1155233320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1155233320 is an abundant number, since it is smaller than the sum of its proper divisors (1463026880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1155233320 is a wasteful number, since it uses less digits than its factorization.
1155233320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210957 (or 210953 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 25.
The square root of 1155233320 is about 33988.7234241005. The cubic root of 1155233320 is about 1049.2763933539.
Adding to 1155233320 its reverse (233325511), we get a palindrome (1388558831).
The spelling of 1155233320 in words is "one billion, one hundred fifty-five million, two hundred thirty-three thousand, three hundred twenty".
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