Base | Representation |
---|---|
bin | 10011011100101… |
… | …10010111110010 |
3 | 102100222122010220 |
4 | 21232112113302 |
5 | 313231121302 |
6 | 24104433510 |
7 | 4020465663 |
oct | 1156262762 |
9 | 370878126 |
10 | 163145202 |
11 | 84100450 |
12 | 46778896 |
13 | 27a5222c |
14 | 1794b36a |
15 | e4c94bc |
hex | 9b965f2 |
163145202 has 48 divisors (see below), whose sum is σ = 360985248. Its totient is φ = 48747840.
The previous prime is 163145179. The next prime is 163145221. The reversal of 163145202 is 202541361.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 700078 + ... + 700310.
It is an arithmetic number, because the mean of its divisors is an integer number (7520526).
Almost surely, 2163145202 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 163145202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180492624).
163145202 is an abundant number, since it is smaller than the sum of its proper divisors (197840046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163145202 is a wasteful number, since it uses less digits than its factorization.
163145202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455 (or 352 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 163145202 is about 12772.8306181520. The cubic root of 163145202 is about 546.4177122586.
Adding to 163145202 its reverse (202541361), we get a palindrome (365686563).
The spelling of 163145202 in words is "one hundred sixty-three million, one hundred forty-five thousand, two hundred two".
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