Base | Representation |
---|---|
bin | 1011010111100110001000… |
… | …10010001000011001001001 |
3 | 10021111222101011202100101201 |
4 | 11223303010102020121021 |
5 | 11234100001201000100 |
6 | 125100502005344201 |
7 | 5160122242116442 |
oct | 553630422103111 |
9 | 107458334670351 |
10 | 25000002750025 |
11 | 7a69494892746 |
12 | 2979202408061 |
13 | 10c464aacb924 |
14 | 62601411c2c9 |
15 | 2d549294c36a |
hex | 16bcc4488649 |
25000002750025 has 24 divisors (see below), whose sum is σ = 31015877222880. Its totient is φ = 19989763808640.
The previous prime is 25000002750017. The next prime is 25000002750031. The reversal of 25000002750025 is 52005720000052.
It is not a de Polignac number, because 25000002750025 - 23 = 25000002750017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 25000002749975 and 25000002750002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 407274786 + ... + 407336164.
It is an arithmetic number, because the mean of its divisors is an integer number (1292328217620).
Almost surely, 225000002750025 is an apocalyptic number.
25000002750025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
25000002750025 is a deficient number, since it is larger than the sum of its proper divisors (6015874472855).
25000002750025 is a wasteful number, since it uses less digits than its factorization.
25000002750025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69465 (or 69460 counting only the distinct ones).
The product of its (nonzero) digits is 7000, while the sum is 28.
Adding to 25000002750025 its reverse (52005720000052), we get a palindrome (77005722750077).
It can be divided in two parts, 250000027 and 50025, that added together give a palindrome (250050052).
The spelling of 25000002750025 in words is "twenty-five trillion, two million, seven hundred fifty thousand, twenty-five".
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