Base | Representation |
---|---|
bin | 101110100001… |
… | …110010100001 |
3 | 211221200011200 |
4 | 232201302201 |
5 | 11110301100 |
6 | 1113231413 |
7 | 205446561 |
oct | 56416241 |
9 | 24850150 |
10 | 12197025 |
11 | 6980895 |
12 | 4102569 |
13 | 26b0899 |
14 | 1896da1 |
15 | 110de00 |
hex | ba1ca1 |
12197025 has 36 divisors (see below), whose sum is σ = 22052160. Its totient is φ = 6444000.
The previous prime is 12196999. The next prime is 12197027. The reversal of 12197025 is 52079121.
12197025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12197025 - 210 = 12196001 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12197025.
It is not an unprimeable number, because it can be changed into a prime (12197027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33796 + ... + 34154.
It is an arithmetic number, because the mean of its divisors is an integer number (612560).
Almost surely, 212197025 is an apocalyptic number.
12197025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12197025 is a deficient number, since it is larger than the sum of its proper divisors (9855135).
12197025 is a wasteful number, since it uses less digits than its factorization.
12197025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 526 (or 518 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 27.
The square root of 12197025 is about 3492.4239433379. The cubic root of 12197025 is about 230.1890380330.
The spelling of 12197025 in words is "twelve million, one hundred ninety-seven thousand, twenty-five".
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