Base | Representation |
---|---|
bin | 101010010100101111… |
… | …110010111011100111 |
3 | 11100022011012220020012 |
4 | 222110233302323213 |
5 | 1221032434332221 |
6 | 32513253000435 |
7 | 3166114040555 |
oct | 522457627347 |
9 | 140264186205 |
10 | 45445230311 |
11 | 18300714188 |
12 | 898362311b |
13 | 439322ab30 |
14 | 22b1848bd5 |
15 | 12aea8865b |
hex | a94bf2ee7 |
45445230311 has 4 divisors (see below), whose sum is σ = 48941017272. Its totient is φ = 41949443352.
The previous prime is 45445230307. The next prime is 45445230323. The reversal of 45445230311 is 11303254454.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11303254454 = 2 ⋅5651627227.
It is a cyclic number.
It is not a de Polignac number, because 45445230311 - 22 = 45445230307 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 (45445230011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1747893461 + ... + 1747893486.
It is an arithmetic number, because the mean of its divisors is an integer number (12235254318).
Almost surely, 245445230311 is an apocalyptic number.
45445230311 is a deficient number, since it is larger than the sum of its proper divisors (3495786961).
45445230311 is a wasteful number, since it uses less digits than its factorization.
45445230311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3495786960.
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 45445230311 its reverse (11303254454), we get a palindrome (56748484765).
The spelling of 45445230311 in words is "forty-five billion, four hundred forty-five million, two hundred thirty thousand, three hundred eleven".
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