Base | Representation |
---|---|
bin | 1011100100000111011110… |
… | …11110110001100101001001 |
3 | 10100001002212001100011200212 |
4 | 11302003233132301211021 |
5 | 11313122044344324340 |
6 | 130030252252410505 |
7 | 5233162443202046 |
oct | 562035736614511 |
9 | 110032761304625 |
10 | 25430224214345 |
11 | 8114996671535 |
12 | 2a2866a776a35 |
13 | 11260a1663122 |
14 | 63cb87cd81cd |
15 | 2e1772618a65 |
hex | 1720ef7b1949 |
25430224214345 has 8 divisors (see below), whose sum is σ = 30516719841864. Its totient is φ = 20343878848384.
The previous prime is 25430224214267. The next prime is 25430224214347. The reversal of 25430224214345 is 54341242203452.
It can be written as a sum of positive squares in 4 ways, for example, as 12838662939664 + 12591561274681 = 3583108^2 + 3548459^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25430224214345 - 28 = 25430224214089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25430224214347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37192724 + ... + 37870293.
It is an arithmetic number, because the mean of its divisors is an integer number (3814589980233).
Almost surely, 225430224214345 is an apocalyptic number.
It is an amenable number.
25430224214345 is a deficient number, since it is larger than the sum of its proper divisors (5086495627519).
25430224214345 is an equidigital number, since it uses as much as digits as its factorization.
25430224214345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75130779.
The product of its (nonzero) digits is 921600, while the sum is 41.
Adding to 25430224214345 its reverse (54341242203452), we get a palindrome (79771466417797).
The spelling of 25430224214345 in words is "twenty-five trillion, four hundred thirty billion, two hundred twenty-four million, two hundred fourteen thousand, three hundred forty-five".
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