Base | Representation |
---|---|
bin | 100001010011010… |
… | …1010000110100100 |
3 | 2212212122100000222 |
4 | 1002212222012210 |
5 | 4242030231210 |
6 | 302514223512 |
7 | 36455666636 |
oct | 10246520644 |
9 | 2785570028 |
10 | 1117430180 |
11 | 52383a919 |
12 | 272284b98 |
13 | 14a6744b9 |
14 | a8598a56 |
15 | 6817a655 |
hex | 429aa1a4 |
1117430180 has 12 divisors (see below), whose sum is σ = 2346603420. Its totient is φ = 446972064.
The previous prime is 1117430101. The next prime is 1117430191. The reversal of 1117430180 is 810347111.
It can be written as a sum of positive squares in 2 ways, for example, as 631315876 + 486114304 = 25126^2 + 22048^2 .
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, 27935735 + ... + 27935774.
It is an arithmetic number, because the mean of its divisors is an integer number (195550285).
Almost surely, 21117430180 is an apocalyptic number.
1117430180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1117430180 is an abundant number, since it is smaller than the sum of its proper divisors (1229173240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1117430180 is a wasteful number, since it uses less digits than its factorization.
1117430180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55871518 (or 55871516 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 26.
The square root of 1117430180 is about 33427.9849826459. The cubic root of 1117430180 is about 1037.7039397805.
Adding to 1117430180 its reverse (810347111), we get a palindrome (1927777291).
The spelling of 1117430180 in words is "one billion, one hundred seventeen million, four hundred thirty thousand, one hundred eighty".
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