Base | Representation |
---|---|
bin | 11001100100011… |
… | …01010100111010 |
3 | 112221121010202000 |
4 | 30302031110322 |
5 | 414402112003 |
6 | 33141121430 |
7 | 5213056356 |
oct | 1462152472 |
9 | 487533660 |
10 | 214488378 |
11 | 100089325 |
12 | 5b9b9276 |
13 | 3558ab00 |
14 | 206b4466 |
15 | 13c6c1a3 |
hex | cc8d53a |
214488378 has 96 divisors (see below), whose sum is σ = 543729600. Its totient is φ = 62472384.
The previous prime is 214488377. The next prime is 214488389. The reversal of 214488378 is 873884412.
214488378 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 not an unprimeable number, because it can be changed into a prime (214488377) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 172776 + ... + 174012.
It is an arithmetic number, because the mean of its divisors is an integer number (5663850).
Almost surely, 2214488378 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 214488378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271864800).
214488378 is an abundant number, since it is smaller than the sum of its proper divisors (329241222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214488378 is a wasteful number, since it uses less digits than its factorization.
214488378 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1293 (or 1274 counting only the distinct ones).
The product of its digits is 344064, while the sum is 45.
The square root of 214488378 is about 14645.4217419643. The cubic root of 214488378 is about 598.5970722128.
The spelling of 214488378 in words is "two hundred fourteen million, four hundred eighty-eight thousand, three hundred seventy-eight".
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