Base | Representation |
---|---|
bin | 101111111010… |
… | …1010110100110 |
3 | 1202021100012101 |
4 | 1133311112212 |
5 | 22412402324 |
6 | 2254242314 |
7 | 423351415 |
oct | 137652646 |
9 | 52240171 |
10 | 25122214 |
11 | 131a9767 |
12 | 84b639a |
13 | 5287a20 |
14 | 349d47c |
15 | 2313944 |
hex | 17f55a6 |
25122214 has 32 divisors (see below), whose sum is σ = 42577920. Its totient is φ = 11037600.
The previous prime is 25122197. The next prime is 25122221. The reversal of 25122214 is 41222152.
It is a super-2 number, since 2×251222142 = 1262251272523592, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25122191 and 25122200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57007 + ... + 57445.
It is an arithmetic number, because the mean of its divisors is an integer number (1330560).
Almost surely, 225122214 is an apocalyptic number.
25122214 is a deficient number, since it is larger than the sum of its proper divisors (17455706).
25122214 is a wasteful number, since it uses less digits than its factorization.
25122214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556.
The product of its digits is 320, while the sum is 19.
The square root of 25122214 is about 5012.2065001354. The cubic root of 25122214 is about 292.8774740368.
Adding to 25122214 its reverse (41222152), we get a palindrome (66344366).
It can be divided in two parts, 2512221 and 4, that added together give a square (2512225 = 15852).
The spelling of 25122214 in words is "twenty-five million, one hundred twenty-two thousand, two hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •