Base | Representation |
---|---|
bin | 1100011011111… |
… | …0101010110000 |
3 | 10122011001201022 |
4 | 3012332222300 |
5 | 101323124300 |
6 | 5101555012 |
7 | 1202235320 |
oct | 306765260 |
9 | 118131638 |
10 | 52161200 |
11 | 27497533 |
12 | 15575a68 |
13 | aa64020 |
14 | 6cdb280 |
15 | 48a5285 |
hex | 31beab0 |
52161200 has 120 divisors (see below), whose sum is σ = 154344288. Its totient is φ = 16496640.
The previous prime is 52161181. The next prime is 52161203. The reversal of 52161200 is 216125.
It is not an unprimeable number, because it can be changed into a prime (52161203) 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, 35684 + ... + 37116.
Almost surely, 252161200 is an apocalyptic number.
52161200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52161200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77172144).
52161200 is an abundant number, since it is smaller than the sum of its proper divisors (102183088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52161200 is a wasteful number, since it uses less digits than its factorization.
52161200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1471 (or 1460 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 52161200 is about 7222.2711109456. The cubic root of 52161200 is about 373.6364106370.
Adding to 52161200 its reverse (216125), we get a palindrome (52377325).
The spelling of 52161200 in words is "fifty-two million, one hundred sixty-one thousand, two hundred".
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