Base | Representation |
---|---|
bin | 1100100010110… |
… | …11000011011100 |
3 | 21100000021012000 |
4 | 12101123003130 |
5 | 203414334211 |
6 | 14235242300 |
7 | 2415305424 |
oct | 621330334 |
9 | 240007160 |
10 | 105230556 |
11 | 54444302 |
12 | 2b2a9390 |
13 | 18a55502 |
14 | dd93484 |
15 | 9389656 |
hex | 645b0dc |
105230556 has 48 divisors (see below), whose sum is σ = 278638080. Its totient is φ = 34328880.
The previous prime is 105230519. The next prime is 105230563. The reversal of 105230556 is 655032501.
105230556 is a `hidden beast` number, since 105 + 2 + 3 + 0 + 556 = 666.
It is a super-2 number, since 2×1052305562 = 22146939832138272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5290 + ... + 15441.
It is an arithmetic number, because the mean of its divisors is an integer number (5804960).
Almost surely, 2105230556 is an apocalyptic number.
It is an amenable number.
105230556 is an abundant number, since it is smaller than the sum of its proper divisors (173407524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105230556 is a wasteful number, since it uses less digits than its factorization.
105230556 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20791 (or 20783 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 27.
The square root of 105230556 is about 10258.1945779947. The cubic root of 105230556 is about 472.1144448618.
The spelling of 105230556 in words is "one hundred five million, two hundred thirty thousand, five hundred fifty-six".
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