Base | Representation |
---|---|
bin | 1100100000101… |
… | …0100110111010 |
3 | 10122201212101200 |
4 | 3020022212322 |
5 | 101413103000 |
6 | 5112355030 |
7 | 1205002215 |
oct | 310124672 |
9 | 118655350 |
10 | 52472250 |
11 | 2768a1a6 |
12 | 156a5a76 |
13 | ab4278c |
14 | 6d7c77c |
15 | 4917500 |
hex | 320a9ba |
52472250 has 48 divisors (see below), whose sum is σ = 141891048. Its totient is φ = 13992000.
The previous prime is 52472249. The next prime is 52472263. The reversal of 52472250 is 5227425.
It can be written as a sum of positive squares in 4 ways, for example, as 14538969 + 37933281 = 3813^2 + 6159^2 .
It is a Curzon 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, 9411 + ... + 13910.
Almost surely, 252472250 is an apocalyptic number.
52472250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
52472250 is an abundant number, since it is smaller than the sum of its proper divisors (89418798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52472250 is a wasteful number, since it uses less digits than its factorization.
52472250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23344 (or 23331 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 52472250 is about 7243.7731880561. The cubic root of 52472250 is about 374.3776343340.
Adding to 52472250 its reverse (5227425), we get a palindrome (57699675).
The spelling of 52472250 in words is "fifty-two million, four hundred seventy-two thousand, two hundred fifty".
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