Base | Representation |
---|---|
bin | 11001011110100… |
… | …00110111001110 |
3 | 112220010220211100 |
4 | 30233100313032 |
5 | 414202411210 |
6 | 33112403530 |
7 | 5203362654 |
oct | 1457206716 |
9 | 486126740 |
10 | 213716430 |
11 | aa701354 |
12 | 5b6a65a6 |
13 | 3537a635 |
14 | 20552dd4 |
15 | 13b685c0 |
hex | cbd0dce |
213716430 has 48 divisors (see below), whose sum is σ = 557837280. Its totient is φ = 56768064.
The previous prime is 213716423. The next prime is 213716431. The reversal of 213716430 is 34617312.
213716430 is a `hidden beast` number, since 2 + 13 + 7 + 1 + 643 + 0 = 666.
213716430 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 213716394 and 213716403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213716431) 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, 19156 + ... + 28184.
It is an arithmetic number, because the mean of its divisors is an integer number (11621610).
Almost surely, 2213716430 is an apocalyptic number.
213716430 is an abundant number, since it is smaller than the sum of its proper divisors (344120850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213716430 is a wasteful number, since it uses less digits than its factorization.
213716430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9305 (or 9302 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 213716430 is about 14619.0434023571. The cubic root of 213716430 is about 597.8780879953.
The spelling of 213716430 in words is "two hundred thirteen million, seven hundred sixteen thousand, four hundred thirty".
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