Base | Representation |
---|---|
bin | 101110010011… |
… | …111001011101 |
3 | 211211210010021 |
4 | 232103321131 |
5 | 11101441000 |
6 | 1112112141 |
7 | 205121644 |
oct | 56237135 |
9 | 24753107 |
10 | 12140125 |
11 | 6942068 |
12 | 4095651 |
13 | 2690a0a |
14 | 188035b |
15 | 10ec11a |
hex | b93e5d |
12140125 has 32 divisors (see below), whose sum is σ = 16679520. Its totient is φ = 8780800.
The previous prime is 12140123. The next prime is 12140129. The reversal of 12140125 is 52104121.
It can be written as a sum of positive squares in 16 ways, for example, as 2965284 + 9174841 = 1722^2 + 3029^2 .
It is not a de Polignac number, because 12140125 - 21 = 12140123 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12140099 and 12140108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12140123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61527 + ... + 61723.
It is an arithmetic number, because the mean of its divisors is an integer number (521235).
Almost surely, 212140125 is an apocalyptic number.
It is an amenable number.
12140125 is a deficient number, since it is larger than the sum of its proper divisors (4539395).
12140125 is a wasteful number, since it uses less digits than its factorization.
12140125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258 (or 248 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 12140125 is about 3484.2682158525. The cubic root of 12140125 is about 229.8305304860.
Adding to 12140125 its reverse (52104121), we get a palindrome (64244246).
The spelling of 12140125 in words is "twelve million, one hundred forty thousand, one hundred twenty-five".
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