Base | Representation |
---|---|
bin | 11001011001110… |
… | …11001011000101 |
3 | 112211222202202212 |
4 | 30230323023011 |
5 | 414023301201 |
6 | 33051313205 |
7 | 5165230265 |
oct | 1454731305 |
9 | 484882685 |
10 | 213103301 |
11 | aa322734 |
12 | 5b44b805 |
13 | 351c4538 |
14 | 204337a5 |
15 | 13a96abb |
hex | cb3b2c5 |
213103301 has 8 divisors (see below), whose sum is σ = 217387800. Its totient is φ = 208828672.
The previous prime is 213103271. The next prime is 213103307. The reversal of 213103301 is 103301312.
It can be written as a sum of positive squares in 4 ways, for example, as 66814276 + 146289025 = 8174^2 + 12095^2 .
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 213103301 - 26 = 213103237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213103307) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53681 + ... + 57513.
It is an arithmetic number, because the mean of its divisors is an integer number (27173475).
Almost surely, 2213103301 is an apocalyptic number.
It is an amenable number.
213103301 is a deficient number, since it is larger than the sum of its proper divisors (4284499).
213103301 is a wasteful number, since it uses less digits than its factorization.
213103301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4935.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 213103301 is about 14598.0581242849. The cubic root of 213103301 is about 597.3057914716.
Adding to 213103301 its reverse (103301312), we get a palindrome (316404613).
The spelling of 213103301 in words is "two hundred thirteen million, one hundred three thousand, three hundred one".
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