Base | Representation |
---|---|
bin | 111110101100001101011 |
3 | 10212100220101 |
4 | 13311201223 |
5 | 1011214001 |
6 | 112010231 |
7 | 23314033 |
oct | 7654153 |
9 | 3770811 |
10 | 2054251 |
11 | 1183431 |
12 | 830977 |
13 | 56c044 |
14 | 3b68c3 |
15 | 2a8a01 |
hex | 1f586b |
2054251 has 2 divisors, whose sum is σ = 2054252. Its totient is φ = 2054250.
The previous prime is 2054249. The next prime is 2054257. The reversal of 2054251 is 1524502.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2054251 - 21 = 2054249 is a prime.
Together with 2054249, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (2054257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027125 + 1027126.
It is an arithmetic number, because the mean of its divisors is an integer number (1027126).
22054251 is an apocalyptic number.
2054251 is a deficient number, since it is larger than the sum of its proper divisors (1).
2054251 is an equidigital number, since it uses as much as digits as its factorization.
2054251 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 400, while the sum is 19.
The square root of 2054251 is about 1433.2658511246. The cubic root of 2054251 is about 127.1211566237.
Adding to 2054251 its reverse (1524502), we get a palindrome (3578753).
The spelling of 2054251 in words is "two million, fifty-four thousand, two hundred fifty-one".
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