Base | Representation |
---|---|
bin | 1100011100100… |
… | …1011100111010 |
3 | 10122020022022020 |
4 | 3013021130322 |
5 | 101331032440 |
6 | 5102535310 |
7 | 1202511150 |
oct | 307113472 |
9 | 118208266 |
10 | 52205370 |
11 | 27517738 |
12 | 15597536 |
13 | aa7b169 |
14 | 6d0d3d0 |
15 | 48b33d0 |
hex | 31c973a |
52205370 has 32 divisors (see below), whose sum is σ = 143192448. Its totient is φ = 11932608.
The previous prime is 52205339. The next prime is 52205389. The reversal of 52205370 is 7350225.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 52205370.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124089 + ... + 124508.
It is an arithmetic number, because the mean of its divisors is an integer number (4474764).
Almost surely, 252205370 is an apocalyptic number.
52205370 is an abundant number, since it is smaller than the sum of its proper divisors (90987078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52205370 is a wasteful number, since it uses less digits than its factorization.
52205370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248614.
The product of its (nonzero) digits is 2100, while the sum is 24.
The square root of 52205370 is about 7225.3283662405. The cubic root of 52205370 is about 373.7418457373.
Adding to 52205370 its reverse (7350225), we get a palindrome (59555595).
The spelling of 52205370 in words is "fifty-two million, two hundred five thousand, three hundred seventy".
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