Base | Representation |
---|---|
bin | 111101001110101… |
… | …1110000000101011 |
3 | 12022011222201111222 |
4 | 1322131132000223 |
5 | 13201430423301 |
6 | 535512012255 |
7 | 101625230300 |
oct | 17235360053 |
9 | 5264881458 |
10 | 2054545451 |
11 | 964812452 |
12 | 49409108b |
13 | 26986468a |
14 | 156c170a7 |
15 | c058931b |
hex | 7a75e02b |
2054545451 has 24 divisors (see below), whose sum is σ = 2453644800. Its totient is φ = 1714526352.
The previous prime is 2054545439. The next prime is 2054545567. The reversal of 2054545451 is 1545454502.
It is not a de Polignac number, because 2054545451 - 218 = 2054283307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2054505451) 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 23 ways as a sum of consecutive naturals, for example, 456056 + ... + 460538.
It is an arithmetic number, because the mean of its divisors is an integer number (102235200).
Almost surely, 22054545451 is an apocalyptic number.
2054545451 is a deficient number, since it is larger than the sum of its proper divisors (399099349).
2054545451 is a wasteful number, since it uses less digits than its factorization.
2054545451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4743 (or 4736 counting only the distinct ones).
The product of its (nonzero) digits is 80000, while the sum is 35.
The square root of 2054545451 is about 45327.0940056827. The cubic root of 2054545451 is about 1271.2723007226.
Adding to 2054545451 its reverse (1545454502), we get a palindrome (3599999953).
The spelling of 2054545451 in words is "two billion, fifty-four million, five hundred forty-five thousand, four hundred fifty-one".
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