Base | Representation |
---|---|
bin | 111111010101100… |
… | …1011111101111011 |
3 | 12111010000220111210 |
4 | 1332223023331323 |
5 | 13323031003202 |
6 | 550515254203 |
7 | 103444221246 |
oct | 17653137573 |
9 | 5433026453 |
10 | 2125250427 |
11 | 9a0715113 |
12 | 4b38aa363 |
13 | 27b3bc041 |
14 | 16238025d |
15 | c68a3c6c |
hex | 7eacbf7b |
2125250427 has 16 divisors (see below), whose sum is σ = 3009025152. Its totient is φ = 1329636480.
The previous prime is 2125250419. The next prime is 2125250467. The reversal of 2125250427 is 7240525212.
It is not a de Polignac number, because 2125250427 - 23 = 2125250419 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2125250394 and 2125250403.
It is not an unprimeable number, because it can be changed into a prime (2125250467) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42349 + ... + 77742.
It is an arithmetic number, because the mean of its divisors is an integer number (188064072).
Almost surely, 22125250427 is an apocalyptic number.
2125250427 is a deficient number, since it is larger than the sum of its proper divisors (883774725).
2125250427 is a wasteful number, since it uses less digits than its factorization.
2125250427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120458.
The product of its (nonzero) digits is 11200, while the sum is 30.
The square root of 2125250427 is about 46100.4384686306. The cubic root of 2125250427 is about 1285.6912967442.
Adding to 2125250427 its reverse (7240525212), we get a palindrome (9365775639).
The spelling of 2125250427 in words is "two billion, one hundred twenty-five million, two hundred fifty thousand, four hundred twenty-seven".
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