Base | Representation |
---|---|
bin | 101111101101… |
… | …0001110101000 |
3 | 1202001200210111 |
4 | 1133122032220 |
5 | 22400323422 |
6 | 2252024104 |
7 | 422406460 |
oct | 137321650 |
9 | 52050714 |
10 | 25011112 |
11 | 13133245 |
12 | 8462034 |
13 | 5249299 |
14 | 3470ba0 |
15 | 22e0a77 |
hex | 17da3a8 |
25011112 has 32 divisors (see below), whose sum is σ = 55048320. Its totient is φ = 10428480.
The previous prime is 25011101. The next prime is 25011113. The reversal of 25011112 is 21111052.
It is a junction number, because it is equal to n+sod(n) for n = 25011092 and 25011101.
It is not an unprimeable number, because it can be changed into a prime (25011113) 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, 3964 + ... + 8107.
It is an arithmetic number, because the mean of its divisors is an integer number (1720260).
Almost surely, 225011112 is an apocalyptic number.
It is an amenable number.
25011112 is an abundant number, since it is smaller than the sum of its proper divisors (30037208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25011112 is a wasteful number, since it uses less digits than its factorization.
25011112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12121 (or 12117 counting only the distinct ones).
The product of its (nonzero) digits is 20, while the sum is 13.
The square root of 25011112 is about 5001.1110765509. Note that the first 3 decimals coincide. The cubic root of 25011112 is about 292.4450896511.
Adding to 25011112 its reverse (21111052), we get a palindrome (46122164).
The spelling of 25011112 in words is "twenty-five million, eleven thousand, one hundred twelve".
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