Base | Representation |
---|---|
bin | 10010110111011101… |
… | …00010111001101110 |
3 | 222010220020112200210 |
4 | 21123232202321232 |
5 | 131220442102310 |
6 | 4353024403250 |
7 | 506000625222 |
oct | 113356427156 |
9 | 28126215623 |
10 | 10128862830 |
11 | 432852a619 |
12 | 1b68176526 |
13 | c555c8478 |
14 | 6c1308782 |
15 | 3e4364820 |
hex | 25bba2e6e |
10128862830 has 16 divisors (see below), whose sum is σ = 24309270864. Its totient is φ = 2701030080.
The previous prime is 10128862829. The next prime is 10128862853. The reversal of 10128862830 is 3826882101.
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, 168814351 + ... + 168814410.
It is an arithmetic number, because the mean of its divisors is an integer number (1519329429).
Almost surely, 210128862830 is an apocalyptic number.
10128862830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10128862830 is an abundant number, since it is smaller than the sum of its proper divisors (14180408034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10128862830 is a wasteful number, since it uses less digits than its factorization.
10128862830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337628771.
The product of its (nonzero) digits is 36864, while the sum is 39.
The spelling of 10128862830 in words is "ten billion, one hundred twenty-eight million, eight hundred sixty-two thousand, eight hundred thirty".
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