Base | Representation |
---|---|
bin | 100110111100… |
… | …101001011000 |
3 | 201012201022201 |
4 | 212330221120 |
5 | 10103204010 |
6 | 1002455544 |
7 | 152532262 |
oct | 46745130 |
9 | 21181281 |
10 | 10209880 |
11 | 584391a |
12 | 35045b4 |
13 | 2166265 |
14 | 14dab32 |
15 | d6a23a |
hex | 9bca58 |
10209880 has 16 divisors (see below), whose sum is σ = 22972320. Its totient is φ = 4083936.
The previous prime is 10209863. The next prime is 10209883. The reversal of 10209880 is 8890201.
10209880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×102098802 = 208483299228800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10209883) 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, 127584 + ... + 127663.
It is an arithmetic number, because the mean of its divisors is an integer number (1435770).
Almost surely, 210209880 is an apocalyptic number.
10209880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10209880 is an abundant number, since it is smaller than the sum of its proper divisors (12762440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10209880 is a wasteful number, since it uses less digits than its factorization.
10209880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255258 (or 255254 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 28.
The square root of 10209880 is about 3195.2902841526. The cubic root of 10209880 is about 216.9402881003.
The spelling of 10209880 in words is "ten million, two hundred nine thousand, eight hundred eighty".
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