Base | Representation |
---|---|
bin | 10111100110100000… |
… | …111010001010110001 |
3 | 2102102010212022112210 |
4 | 113212200322022301 |
5 | 403400102114100 |
6 | 15350403442333 |
7 | 1555001225100 |
oct | 274640721261 |
9 | 72363768483 |
10 | 25342223025 |
11 | a82502a279 |
12 | 4ab30863a9 |
13 | 250b3c8952 |
14 | 13259cc037 |
15 | 9d4c71c50 |
hex | 5e683a2b1 |
25342223025 has 72 divisors (see below), whose sum is σ = 48794079360. Its totient is φ = 11572122240.
The previous prime is 25342222993. The next prime is 25342223029. The reversal of 25342223025 is 52032224352.
It is not a de Polignac number, because 25342223025 - 25 = 25342222993 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 25342222983 and 25342223001.
It is not an unprimeable number, because it can be changed into a prime (25342223029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3815007 + ... + 3821643.
Almost surely, 225342223025 is an apocalyptic number.
25342223025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
25342223025 is a deficient number, since it is larger than the sum of its proper divisors (23451856335).
25342223025 is a wasteful number, since it uses less digits than its factorization.
25342223025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7703 (or 7691 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 30.
Adding to 25342223025 its reverse (52032224352), we get a palindrome (77374447377).
The spelling of 25342223025 in words is "twenty-five billion, three hundred forty-two million, two hundred twenty-three thousand, twenty-five".
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