Base | Representation |
---|---|
bin | 100001101001001… |
… | …0011100101110100 |
3 | 2220200011122200111 |
4 | 1003102103211310 |
5 | 4302442403213 |
6 | 304003352404 |
7 | 36655153624 |
oct | 10322234564 |
9 | 2820148614 |
10 | 1128872308 |
11 | 52a245523 |
12 | 276082704 |
13 | 14cb4c5a5 |
14 | a9cd6884 |
15 | 6918aa3d |
hex | 43493974 |
1128872308 has 12 divisors (see below), whose sum is σ = 2079501760. Its totient is φ = 534728952.
The previous prime is 1128872287. The next prime is 1128872309. The reversal of 1128872308 is 8032788211.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1128872309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7426716 + ... + 7426867.
Almost surely, 21128872308 is an apocalyptic number.
It is an amenable number.
1128872308 is a deficient number, since it is larger than the sum of its proper divisors (950629452).
1128872308 is a wasteful number, since it uses less digits than its factorization.
1128872308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14853606 (or 14853604 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 40.
The square root of 1128872308 is about 33598.6950341825. The cubic root of 1128872308 is about 1041.2338376396.
The spelling of 1128872308 in words is "one billion, one hundred twenty-eight million, eight hundred seventy-two thousand, three hundred eight".
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