Base | Representation |
---|---|
bin | 11001011101010… |
… | …01001110011000 |
3 | 112212211200010002 |
4 | 30232221032120 |
5 | 414132212242 |
6 | 33105112132 |
7 | 5202115424 |
oct | 1456511630 |
9 | 485750102 |
10 | 213554072 |
11 | aa600376 |
12 | 5b628648 |
13 | 35321774 |
14 | 2050db84 |
15 | 13b35432 |
hex | cba9398 |
213554072 has 16 divisors (see below), whose sum is σ = 421488600. Its totient is φ = 101157120.
The previous prime is 213554027. The next prime is 213554137. The reversal of 213554072 is 270455312.
It is a happy number.
213554072 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702329 + ... + 702632.
Almost surely, 2213554072 is an apocalyptic number.
It is an amenable number.
213554072 is a deficient number, since it is larger than the sum of its proper divisors (207934528).
213554072 is a wasteful number, since it uses less digits than its factorization.
213554072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1404986 (or 1404982 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 29.
The square root of 213554072 is about 14613.4893848116. The cubic root of 213554072 is about 597.7266491907.
The spelling of 213554072 in words is "two hundred thirteen million, five hundred fifty-four thousand, seventy-two".
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