Base | Representation |
---|---|
bin | 1100101000010… |
… | …10000001101011 |
3 | 21101100200021222 |
4 | 12110022001223 |
5 | 204110302433 |
6 | 14302452255 |
7 | 2424352043 |
oct | 624120153 |
9 | 241320258 |
10 | 105947243 |
11 | 54893806 |
12 | 2b59408b |
13 | 18c4679c |
14 | 100dc723 |
15 | 947bb98 |
hex | 650a06b |
105947243 has 8 divisors (see below), whose sum is σ = 112321920. Its totient is φ = 99757440.
The previous prime is 105947207. The next prime is 105947297. The reversal of 105947243 is 342749501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 105947243 - 28 = 105946987 is a prime.
It is a super-2 number, since 2×1059472432 = 22449636598602098, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105947203) by changing a digit.
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, 45038 + ... + 47331.
It is an arithmetic number, because the mean of its divisors is an integer number (14040240).
Almost surely, 2105947243 is an apocalyptic number.
105947243 is a deficient number, since it is larger than the sum of its proper divisors (6374677).
105947243 is an equidigital number, since it uses as much as digits as its factorization.
105947243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92437.
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 105947243 is about 10293.0677157007. The cubic root of 105947243 is about 473.1838206725.
The spelling of 105947243 in words is "one hundred five million, nine hundred forty-seven thousand, two hundred forty-three".
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