Base | Representation |
---|---|
bin | 101010010101000011… |
… | …010101001100110101 |
3 | 11100022111212002001122 |
4 | 222111003111030311 |
5 | 1221040242221123 |
6 | 32513554433325 |
7 | 3166205420105 |
oct | 522503251465 |
9 | 140274762048 |
10 | 45450351413 |
11 | 183035a17a5 |
12 | 8985292845 |
13 | 4394301a7c |
14 | 22b23bd205 |
15 | 12b024abc8 |
hex | a950d5335 |
45450351413 has 4 divisors (see below), whose sum is σ = 47017604940. Its totient is φ = 43883097888.
The previous prime is 45450351389. The next prime is 45450351433. The reversal of 45450351413 is 31415305454.
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 25057940209 + 20392411204 = 158297^2 + 142802^2 .
It is not a de Polignac number, because 45450351413 - 226 = 45383242549 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 (45450351433) 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, 783626720 + ... + 783626777.
It is an arithmetic number, because the mean of its divisors is an integer number (11754401235).
Almost surely, 245450351413 is an apocalyptic number.
It is an amenable number.
45450351413 is a deficient number, since it is larger than the sum of its proper divisors (1567253527).
45450351413 is a wasteful number, since it uses less digits than its factorization.
45450351413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1567253526.
The product of its (nonzero) digits is 72000, while the sum is 35.
Adding to 45450351413 its reverse (31415305454), we get a palindrome (76865656867).
The spelling of 45450351413 in words is "forty-five billion, four hundred fifty million, three hundred fifty-one thousand, four hundred thirteen".
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