Base | Representation |
---|---|
bin | 1100100010000… |
… | …01010101001110 |
3 | 21022210220122212 |
4 | 12101001111032 |
5 | 203403001243 |
6 | 14233110422 |
7 | 2414356313 |
oct | 621012516 |
9 | 238726585 |
10 | 105125198 |
11 | 54382132 |
12 | 2b258412 |
13 | 18a19579 |
14 | dd66d0a |
15 | 9368318 |
hex | 644154e |
105125198 has 16 divisors (see below), whose sum is σ = 160218000. Its totient is φ = 51724992.
The previous prime is 105125147. The next prime is 105125213. The reversal of 105125198 is 891521501.
It is a super-2 number, since 2×1051251982 = 22102614509078408, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39473 + ... + 42051.
It is an arithmetic number, because the mean of its divisors is an integer number (10013625).
Almost surely, 2105125198 is an apocalyptic number.
105125198 is a deficient number, since it is larger than the sum of its proper divisors (55092802).
105125198 is a wasteful number, since it uses less digits than its factorization.
105125198 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2899.
The product of its (nonzero) digits is 3600, while the sum is 32.
The square root of 105125198 is about 10253.0579828654. The cubic root of 105125198 is about 471.9568301751.
Adding to 105125198 its reverse (891521501), we get a palindrome (996646699).
The spelling of 105125198 in words is "one hundred five million, one hundred twenty-five thousand, one hundred ninety-eight".
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