Base | Representation |
---|---|
bin | 1100100010000… |
… | …00110110100000 |
3 | 21022210210222001 |
4 | 12101000312200 |
5 | 203402420412 |
6 | 14233053344 |
7 | 2414350504 |
oct | 621006640 |
9 | 238723861 |
10 | 105123232 |
11 | 54380705 |
12 | 2b257254 |
13 | 18a186c6 |
14 | dd66304 |
15 | 9367957 |
hex | 6440da0 |
105123232 has 24 divisors (see below), whose sum is σ = 213639552. Its totient is φ = 50865600.
The previous prime is 105123217. The next prime is 105123233. The reversal of 105123232 is 232321501.
It is a super-2 number, since 2×1051232322 = 22101787812251648, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105123233) 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, 51994 + ... + 53977.
It is an arithmetic number, because the mean of its divisors is an integer number (8901648).
Almost surely, 2105123232 is an apocalyptic number.
It is an amenable number.
105123232 is an abundant number, since it is smaller than the sum of its proper divisors (108516320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105123232 is a wasteful number, since it uses less digits than its factorization.
105123232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106012 (or 106004 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 105123232 is about 10252.9621085811. The cubic root of 105123232 is about 471.9538880549.
Adding to 105123232 its reverse (232321501), we get a palindrome (337444733).
The spelling of 105123232 in words is "one hundred five million, one hundred twenty-three thousand, two hundred thirty-two".
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