Base | Representation |
---|---|
bin | 101110101111… |
… | …101111111001 |
3 | 212001120121022 |
4 | 232233233321 |
5 | 11114113301 |
6 | 1114352225 |
7 | 206105351 |
oct | 56575771 |
9 | 25046538 |
10 | 12254201 |
11 | 6a0a843 |
12 | 412b675 |
13 | 270090b |
14 | 18adb61 |
15 | 1120d1b |
hex | bafbf9 |
12254201 has 2 divisors, whose sum is σ = 12254202. Its totient is φ = 12254200.
The previous prime is 12254197. The next prime is 12254213. The reversal of 12254201 is 10245221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7840000 + 4414201 = 2800^2 + 2101^2 .
It is a cyclic number.
It is not a de Polignac number, because 12254201 - 22 = 12254197 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12254201.
It is not a weakly prime, because it can be changed into another prime (12254251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6127100 + 6127101.
It is an arithmetic number, because the mean of its divisors is an integer number (6127101).
Almost surely, 212254201 is an apocalyptic number.
It is an amenable number.
12254201 is a deficient number, since it is larger than the sum of its proper divisors (1).
12254201 is an equidigital number, since it uses as much as digits as its factorization.
12254201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 12254201 is about 3500.6000914129. The cubic root of 12254201 is about 230.5481632141.
Adding to 12254201 its reverse (10245221), we get a palindrome (22499422).
The spelling of 12254201 in words is "twelve million, two hundred fifty-four thousand, two hundred one".
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