Base | Representation |
---|---|
bin | 110000001100… |
… | …1110000010001 |
3 | 1202112220201120 |
4 | 1200121300101 |
5 | 22432140223 |
6 | 2301352453 |
7 | 424542204 |
oct | 140316021 |
9 | 52486646 |
10 | 25271313 |
11 | 132a0791 |
12 | 8568729 |
13 | 530a852 |
14 | 34db93b |
15 | 2342be3 |
hex | 1819c11 |
25271313 has 8 divisors (see below), whose sum is σ = 34042848. Its totient is φ = 16673664.
The previous prime is 25271297. The next prime is 25271317. The reversal of 25271313 is 31317252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 25271313 - 24 = 25271297 is a prime.
It is not an unprimeable number, because it can be changed into a prime (25271317) 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, 43131 + ... + 43712.
It is an arithmetic number, because the mean of its divisors is an integer number (4255356).
Almost surely, 225271313 is an apocalyptic number.
It is an amenable number.
25271313 is a deficient number, since it is larger than the sum of its proper divisors (8771535).
25271313 is an equidigital number, since it uses as much as digits as its factorization.
25271313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86943.
The product of its digits is 1260, while the sum is 24.
The square root of 25271313 is about 5027.0580859982. The cubic root of 25271313 is about 293.4557356191.
Adding to 25271313 its reverse (31317252), we get a palindrome (56588565).
The spelling of 25271313 in words is "twenty-five million, two hundred seventy-one thousand, three hundred thirteen".
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