Base | Representation |
---|---|
bin | 1100011001111100101… |
… | …1000011010110011000 |
3 | 202101002222011110121101 |
4 | 3012133023003112120 |
5 | 11442434202402102 |
6 | 241524024121144 |
7 | 21253260010642 |
oct | 3063713032630 |
9 | 671088143541 |
10 | 213123872152 |
11 | 82426962634 |
12 | 3537a9061b4 |
13 | 171362723b9 |
14 | a45b093892 |
15 | 58256e3e87 |
hex | 319f2c3598 |
213123872152 has 16 divisors (see below), whose sum is σ = 399777994800. Its totient is φ = 106516406880.
The previous prime is 213123872147. The next prime is 213123872173. The reversal of 213123872152 is 251278321312.
213123872152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2131238721522 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5671252 + ... + 5708707.
It is an arithmetic number, because the mean of its divisors is an integer number (24986124675).
Almost surely, 2213123872152 is an apocalyptic number.
It is an amenable number.
213123872152 is a deficient number, since it is larger than the sum of its proper divisors (186654122648).
213123872152 is a wasteful number, since it uses less digits than its factorization.
213123872152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11382306 (or 11382302 counting only the distinct ones).
The product of its digits is 40320, while the sum is 37.
The spelling of 213123872152 in words is "two hundred thirteen billion, one hundred twenty-three million, eight hundred seventy-two thousand, one hundred fifty-two".
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