Base | Representation |
---|---|
bin | 1101001010101… |
… | …1111010010101 |
3 | 10211220222110022 |
4 | 3102223322111 |
5 | 103114330401 |
6 | 5251434525 |
7 | 1240306463 |
oct | 322537225 |
9 | 124828408 |
10 | 55230101 |
11 | 291a3213 |
12 | 165b5a45 |
13 | b599b44 |
14 | 7499833 |
15 | 4cae71b |
hex | 34abe95 |
55230101 has 2 divisors, whose sum is σ = 55230102. Its totient is φ = 55230100.
The previous prime is 55230079. The next prime is 55230163. The reversal of 55230101 is 10103255.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 44823025 + 10407076 = 6695^2 + 3226^2 .
It is a cyclic number.
It is not a de Polignac number, because 55230101 - 26 = 55230037 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 55230101.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55230601) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27615050 + 27615051.
It is an arithmetic number, because the mean of its divisors is an integer number (27615051).
Almost surely, 255230101 is an apocalyptic number.
It is an amenable number.
55230101 is a deficient number, since it is larger than the sum of its proper divisors (1).
55230101 is an equidigital number, since it uses as much as digits as its factorization.
55230101 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 55230101 is about 7431.6957015206. The cubic root of 55230101 is about 380.8248495137.
Adding to 55230101 its reverse (10103255), we get a palindrome (65333356).
The spelling of 55230101 in words is "fifty-five million, two hundred thirty thousand, one hundred one".
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