Base | Representation |
---|---|
bin | 111101001101111… |
… | …1100000110010001 |
3 | 12022011020100101021 |
4 | 1322123330012101 |
5 | 13201330110101 |
6 | 535455235441 |
7 | 101621640121 |
oct | 17233740621 |
9 | 5264210337 |
10 | 2054144401 |
11 | 964569101 |
12 | 493b18b81 |
13 | 269753c7a |
14 | 156b50c81 |
15 | c050a5a1 |
hex | 7a6fc191 |
2054144401 has 4 divisors (see below), whose sum is σ = 2054643172. Its totient is φ = 2053645632.
The previous prime is 2054144399. The next prime is 2054144431. The reversal of 2054144401 is 1044414502.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 844774225 + 1209370176 = 29065^2 + 34776^2 .
It is a cyclic number.
It is not a de Polignac number, because 2054144401 - 21 = 2054144399 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2054144431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243156 + ... + 251461.
It is an arithmetic number, because the mean of its divisors is an integer number (513660793).
Almost surely, 22054144401 is an apocalyptic number.
It is an amenable number.
2054144401 is a deficient number, since it is larger than the sum of its proper divisors (498771).
2054144401 is an equidigital number, since it uses as much as digits as its factorization.
2054144401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 498770.
The product of its (nonzero) digits is 2560, while the sum is 25.
The square root of 2054144401 is about 45322.6698353043. The cubic root of 2054144401 is about 1271.1895773261.
Adding to 2054144401 its reverse (1044414502), we get a palindrome (3098558903).
The spelling of 2054144401 in words is "two billion, fifty-four million, one hundred forty-four thousand, four hundred one".
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