Base | Representation |
---|---|
bin | 110001011001… |
… | …0101110100110 |
3 | 1210201202020021 |
4 | 1202302232212 |
5 | 23112213034 |
6 | 2323025354 |
7 | 433062031 |
oct | 142625646 |
9 | 53652207 |
10 | 25897894 |
11 | 13689520 |
12 | 880b25a |
13 | 5499ac9 |
14 | 3622018 |
15 | 24186b4 |
hex | 18b2ba6 |
25897894 has 16 divisors (see below), whose sum is σ = 42512400. Its totient is φ = 11734560.
The previous prime is 25897877. The next prime is 25897897. The reversal of 25897894 is 49879852.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25897897) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5992 + ... + 9364.
It is an arithmetic number, because the mean of its divisors is an integer number (2657025).
Almost surely, 225897894 is an apocalyptic number.
25897894 is a deficient number, since it is larger than the sum of its proper divisors (16614506).
25897894 is a wasteful number, since it uses less digits than its factorization.
25897894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3735.
The product of its digits is 1451520, while the sum is 52.
The square root of 25897894 is about 5088.9973472188. The cubic root of 25897894 is about 295.8612921448.
The spelling of 25897894 in words is "twenty-five million, eight hundred ninety-seven thousand, eight hundred ninety-four".
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