Base | Representation |
---|---|
bin | 11001011001011… |
… | …11000101001001 |
3 | 112211220020211100 |
4 | 30230233011021 |
5 | 414020210034 |
6 | 33050252013 |
7 | 5164633005 |
oct | 1454570511 |
9 | 484806740 |
10 | 213053769 |
11 | aa2994a5 |
12 | 5b427009 |
13 | 351a7b26 |
14 | 2041d705 |
15 | 13a87099 |
hex | cb2f149 |
213053769 has 24 divisors (see below), whose sum is σ = 314739360. Its totient is φ = 138840768.
The previous prime is 213053767. The next prime is 213053851. The reversal of 213053769 is 967350312.
213053769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 213053769 - 21 = 213053767 is a prime.
It is a super-2 number, since 2×2130537692 = 90783816970210722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (213053767) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81322 + ... + 83900.
It is an arithmetic number, because the mean of its divisors is an integer number (13114140).
Almost surely, 2213053769 is an apocalyptic number.
It is an amenable number.
213053769 is a deficient number, since it is larger than the sum of its proper divisors (101685591).
213053769 is a wasteful number, since it uses less digits than its factorization.
213053769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2789 (or 2786 counting only the distinct ones).
The product of its (nonzero) digits is 34020, while the sum is 36.
The square root of 213053769 is about 14596.3614986749. The cubic root of 213053769 is about 597.2595102505.
The spelling of 213053769 in words is "two hundred thirteen million, fifty-three thousand, seven hundred sixty-nine".
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