Base | Representation |
---|---|
bin | 1100001011111… |
… | …00110110001011 |
3 | 21010100110221001 |
4 | 12011330312023 |
5 | 202132120433 |
6 | 14050555431 |
7 | 2350611643 |
oct | 605746613 |
9 | 233313831 |
10 | 102223243 |
11 | 5277a921 |
12 | 2a298b77 |
13 | 18241735 |
14 | d80d523 |
15 | 8e9357d |
hex | 617cd8b |
102223243 has 4 divisors (see below), whose sum is σ = 102273088. Its totient is φ = 102173400.
The previous prime is 102223217. The next prime is 102223259. The reversal of 102223243 is 342322201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102223243 - 213 = 102215051 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102223243.
It is not an unprimeable number, because it can be changed into a prime (102223343) 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, 21708 + ... + 25993.
It is an arithmetic number, because the mean of its divisors is an integer number (25568272).
Almost surely, 2102223243 is an apocalyptic number.
102223243 is a deficient number, since it is larger than the sum of its proper divisors (49845).
102223243 is an equidigital number, since it uses as much as digits as its factorization.
102223243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49844.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 102223243 is about 10110.5510730128. The cubic root of 102223243 is about 467.5734952656.
Adding to 102223243 its reverse (342322201), we get a palindrome (444545444).
The spelling of 102223243 in words is "one hundred two million, two hundred twenty-three thousand, two hundred forty-three".
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