Base | Representation |
---|---|
bin | 1000010000001101… |
… | …0101110001100110 |
3 | 12201101210102221100 |
4 | 2010003111301212 |
5 | 14014124440014 |
6 | 1003501100530 |
7 | 105621111525 |
oct | 20403256146 |
9 | 5641712840 |
10 | 2215468134 |
11 | a37635000 |
12 | 519b57746 |
13 | 293cb90b9 |
14 | 1703464bc |
15 | ce775009 |
hex | 840d5c66 |
2215468134 has 192 divisors, whose sum is σ = 5773547520. Its totient is φ = 611582400.
The previous prime is 2215468111. The next prime is 2215468147. The reversal of 2215468134 is 4318645122.
It is a happy number.
2215468134 is a `hidden beast` number, since 2 + 2 + 1 + 546 + 81 + 34 = 666.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14111184 + ... + 14111340.
It is an arithmetic number, because the mean of its divisors is an integer number (30070560).
Almost surely, 22215468134 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2215468134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2886773760).
2215468134 is an abundant number, since it is smaller than the sum of its proper divisors (3558079386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2215468134 is a wasteful number, since it uses less digits than its factorization.
2215468134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248 (or 223 counting only the distinct ones).
The product of its digits is 46080, while the sum is 36.
The square root of 2215468134 is about 47068.7596394891. The cubic root of 2215468134 is about 1303.6324706474.
The spelling of 2215468134 in words is "two billion, two hundred fifteen million, four hundred sixty-eight thousand, one hundred thirty-four".
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