Base | Representation |
---|---|
bin | 11001011011100… |
… | …10100011100100 |
3 | 112212102021221121 |
4 | 30231302203210 |
5 | 414103031043 |
6 | 33100223324 |
7 | 5200163533 |
oct | 1455624344 |
9 | 485367847 |
10 | 213330148 |
11 | aa468109 |
12 | 5b53ab44 |
13 | 35273875 |
14 | 2049231a |
15 | 13addded |
hex | cb728e4 |
213330148 has 24 divisors (see below), whose sum is σ = 386830080. Its totient is φ = 102819360.
The previous prime is 213330109. The next prime is 213330149. The reversal of 213330148 is 841033312.
213330148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (213330149) 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, 99043 + ... + 101173.
It is an arithmetic number, because the mean of its divisors is an integer number (16117920).
Almost surely, 2213330148 is an apocalyptic number.
It is an amenable number.
213330148 is a deficient number, since it is larger than the sum of its proper divisors (173499932).
213330148 is a wasteful number, since it uses less digits than its factorization.
213330148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3027 (or 3025 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 25.
The square root of 213330148 is about 14605.8258239649. The cubic root of 213330148 is about 597.5176589495.
The spelling of 213330148 in words is "two hundred thirteen million, three hundred thirty thousand, one hundred forty-eight".
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