Base | Representation |
---|---|
bin | 100001101100011… |
… | …0000000100100110 |
3 | 2220210100111021101 |
4 | 1003120300010212 |
5 | 4303410434310 |
6 | 304103510314 |
7 | 40005421426 |
oct | 10330600446 |
9 | 2823314241 |
10 | 1130561830 |
11 | 530199922 |
12 | 27675839a |
13 | 1502c15c8 |
14 | aa216486 |
15 | 693c143a |
hex | 43630126 |
1130561830 has 16 divisors (see below), whose sum is σ = 2035995264. Its totient is φ = 452006080.
The previous prime is 1130561813. The next prime is 1130561837. The reversal of 1130561830 is 381650311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1130561837) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 4726 + ... + 47785.
It is an arithmetic number, because the mean of its divisors is an integer number (127249704).
Almost surely, 21130561830 is an apocalyptic number.
1130561830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1130561830 is a deficient number, since it is larger than the sum of its proper divisors (905433434).
1130561830 is a wasteful number, since it uses less digits than its factorization.
1130561830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54671.
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 1130561830 is about 33623.8283067232. The cubic root of 1130561830 is about 1041.7530314597.
The spelling of 1130561830 in words is "one billion, one hundred thirty million, five hundred sixty-one thousand, eight hundred thirty".
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