Base | Representation |
---|---|
bin | 101001111011110111… |
… | …101100110100110101 |
3 | 11022020001212220022221 |
4 | 221323313230310311 |
5 | 1214204113401203 |
6 | 32404023322341 |
7 | 3152555411623 |
oct | 517367546465 |
9 | 138201786287 |
10 | 45027872053 |
11 | 181070727aa |
12 | 88878b03b1 |
13 | 432791c698 |
14 | 2272246513 |
15 | 12880e6abd |
hex | a7bdecd35 |
45027872053 has 4 divisors (see below), whose sum is σ = 45028553868. Its totient is φ = 45027190240.
The previous prime is 45027872039. The next prime is 45027872101. The reversal of 45027872053 is 35027872054.
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 19962016369 + 25065855684 = 141287^2 + 158322^2 .
It is a cyclic number.
It is not a de Polignac number, because 45027872053 - 233 = 36437937461 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45027852053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229768 + ... + 377953.
It is an arithmetic number, because the mean of its divisors is an integer number (11257138467).
Almost surely, 245027872053 is an apocalyptic number.
It is an amenable number.
45027872053 is a deficient number, since it is larger than the sum of its proper divisors (681815).
45027872053 is an equidigital number, since it uses as much as digits as its factorization.
45027872053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 681814.
The product of its (nonzero) digits is 470400, while the sum is 43.
Subtracting from 45027872053 its reverse (35027872054), we obtain a palindrome (9999999999).
The spelling of 45027872053 in words is "forty-five billion, twenty-seven million, eight hundred seventy-two thousand, fifty-three".
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