Base | Representation |
---|---|
bin | 11001011111011… |
… | …10000110000100 |
3 | 112220101000001221 |
4 | 30233232012010 |
5 | 414220224124 |
6 | 33115130124 |
7 | 5204402023 |
oct | 1457560604 |
9 | 486330057 |
10 | 213836164 |
11 | aa783303 |
12 | 5b743944 |
13 | 353bcc99 |
14 | 205848ba |
15 | 13b8dce4 |
hex | cbee184 |
213836164 has 6 divisors (see below), whose sum is σ = 374213294. Its totient is φ = 106918080.
The previous prime is 213836159. The next prime is 213836179. The reversal of 213836164 is 461638312.
It is a happy number.
213836164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 181117764 + 32718400 = 13458^2 + 5720^2 .
It is a super-3 number, since 3×2138361643 (a number of 26 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26729517 + ... + 26729524.
Almost surely, 2213836164 is an apocalyptic number.
It is an amenable number.
213836164 is a deficient number, since it is larger than the sum of its proper divisors (160377130).
213836164 is a wasteful number, since it uses less digits than its factorization.
213836164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53459045 (or 53459043 counting only the distinct ones).
The product of its digits is 20736, while the sum is 34.
The square root of 213836164 is about 14623.1379669345. The cubic root of 213836164 is about 597.9897202962.
The spelling of 213836164 in words is "two hundred thirteen million, eight hundred thirty-six thousand, one hundred sixty-four".
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