Base | Representation |
---|---|
bin | 1100011011001… |
… | …1100000001110 |
3 | 10122001201222121 |
4 | 3012303200032 |
5 | 101320143340 |
6 | 5101003154 |
7 | 1201655101 |
oct | 306634016 |
9 | 118051877 |
10 | 52115470 |
11 | 27466140 |
12 | 155534ba |
13 | aa49274 |
14 | 6cc8738 |
15 | 489694a |
hex | 31b380e |
52115470 has 32 divisors (see below), whose sum is σ = 106790400. Its totient is φ = 18126240.
The previous prime is 52115449. The next prime is 52115471. The reversal of 52115470 is 7451125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52115471) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7770 + ... + 12829.
It is an arithmetic number, because the mean of its divisors is an integer number (3337200).
Almost surely, 252115470 is an apocalyptic number.
52115470 is an abundant number, since it is smaller than the sum of its proper divisors (54674930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52115470 is a wasteful number, since it uses less digits than its factorization.
52115470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20640.
The product of its (nonzero) digits is 1400, while the sum is 25.
The square root of 52115470 is about 7219.1045151043. The cubic root of 52115470 is about 373.5271890397.
Adding to 52115470 its reverse (7451125), we get a palindrome (59566595).
The spelling of 52115470 in words is "fifty-two million, one hundred fifteen thousand, four hundred seventy".
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