Base | Representation |
---|---|
bin | 110111000100… |
… | …0000111110010 |
3 | 2000022200222011 |
4 | 1232020013302 |
5 | 24342302411 |
6 | 2510433134 |
7 | 500245330 |
oct | 156100762 |
9 | 60280864 |
10 | 28869106 |
11 | 15328872 |
12 | 98027aa |
13 | 5c9a316 |
14 | 3b96b50 |
15 | 2803c21 |
hex | 1b881f2 |
28869106 has 16 divisors (see below), whose sum is σ = 49559616. Its totient is φ = 12355056.
The previous prime is 28869103. The next prime is 28869107. The reversal of 28869106 is 60196882.
It is not an unprimeable number, because it can be changed into a prime (28869101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16485 + ... + 18151.
It is an arithmetic number, because the mean of its divisors is an integer number (3097476).
Almost surely, 228869106 is an apocalyptic number.
28869106 is a deficient number, since it is larger than the sum of its proper divisors (20690510).
28869106 is a wasteful number, since it uses less digits than its factorization.
28869106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2913.
The product of its (nonzero) digits is 41472, while the sum is 40.
The square root of 28869106 is about 5372.9978596683. The cubic root of 28869106 is about 306.7687464728.
The spelling of 28869106 in words is "twenty-eight million, eight hundred sixty-nine thousand, one hundred six".
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