Base | Representation |
---|---|
bin | 1100001011111… |
… | …00011000001011 |
3 | 21010100101021221 |
4 | 12011330120023 |
5 | 202132040243 |
6 | 14050542511 |
7 | 2350603231 |
oct | 605743013 |
9 | 233311257 |
10 | 102221323 |
11 | 52779436 |
12 | 2a297a37 |
13 | 182408b9 |
14 | d80c951 |
15 | 8e92bed |
hex | 617c60b |
102221323 has 12 divisors (see below), whose sum is σ = 111249432. Its totient is φ = 93850880.
The previous prime is 102221321. The next prime is 102221377. The reversal of 102221323 is 323122201.
It is not a de Polignac number, because 102221323 - 21 = 102221321 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102221297 and 102221306.
It is not an unprimeable number, because it can be changed into a prime (102221321) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 7536 + ... + 16162.
It is an arithmetic number, because the mean of its divisors is an integer number (9270786).
Almost surely, 2102221323 is an apocalyptic number.
102221323 is a deficient number, since it is larger than the sum of its proper divisors (9028109).
102221323 is an equidigital number, since it uses as much as digits as its factorization.
102221323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8702 (or 8685 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 102221323 is about 10110.4561222528. The cubic root of 102221323 is about 467.5705678598.
Adding to 102221323 its reverse (323122201), we get a palindrome (425343524).
The spelling of 102221323 in words is "one hundred two million, two hundred twenty-one thousand, three hundred twenty-three".
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