Base | Representation |
---|---|
bin | 100101101111100… |
… | …0010101110000110 |
3 | 10021021000020201121 |
4 | 1023133002232012 |
5 | 10043201210211 |
6 | 325355544154 |
7 | 43245316156 |
oct | 11337025606 |
9 | 3237006647 |
10 | 1266428806 |
11 | 59a958785 |
12 | 2b415b05a |
13 | 1724b2676 |
14 | c02a2766 |
15 | 762ad271 |
hex | 4b7c2b86 |
1266428806 has 16 divisors (see below), whose sum is σ = 1983479904. Its totient is φ = 605303424.
The previous prime is 1266428797. The next prime is 1266428837. The reversal of 1266428806 is 6088246621.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73996 + ... + 89488.
It is an arithmetic number, because the mean of its divisors is an integer number (123967494).
Almost surely, 21266428806 is an apocalyptic number.
1266428806 is a deficient number, since it is larger than the sum of its proper divisors (717051098).
1266428806 is a wasteful number, since it uses less digits than its factorization.
1266428806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17295.
The product of its (nonzero) digits is 221184, while the sum is 43.
The square root of 1266428806 is about 35586.9190293287. The cubic root of 1266428806 is about 1081.9161245989.
The spelling of 1266428806 in words is "one billion, two hundred sixty-six million, four hundred twenty-eight thousand, eight hundred six".
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