Base | Representation |
---|---|
bin | 1011100000000100… |
… | …0111100011010101 |
3 | 21222011022010112212 |
4 | 2320001013203111 |
5 | 22310322111241 |
6 | 1230203323205 |
7 | 136335424013 |
oct | 27001074325 |
9 | 7864263485 |
10 | 3087300821 |
11 | 1344778890 |
12 | 721b20505 |
13 | 3a27cca27 |
14 | 21404d8b3 |
15 | 13108abeb |
hex | b80478d5 |
3087300821 has 16 divisors (see below), whose sum is σ = 3487881600. Its totient is φ = 2706916800.
The previous prime is 3087300791. The next prime is 3087300869. The reversal of 3087300821 is 1280037803.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3087300821 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3087300871) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320960 + ... + 330438.
It is an arithmetic number, because the mean of its divisors is an integer number (217992600).
Almost surely, 23087300821 is an apocalyptic number.
It is an amenable number.
3087300821 is a deficient number, since it is larger than the sum of its proper divisors (400580779).
3087300821 is a wasteful number, since it uses less digits than its factorization.
3087300821 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10540.
The product of its (nonzero) digits is 8064, while the sum is 32.
The square root of 3087300821 is about 55563.4846009499. The cubic root of 3087300821 is about 1456.1059711153.
The spelling of 3087300821 in words is "three billion, eighty-seven million, three hundred thousand, eight hundred twenty-one".
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