Base | Representation |
---|---|
bin | 11001000010101100… |
… | …11001001011001110 |
3 | 1021200222001022111200 |
4 | 30201112121023032 |
5 | 210013232422202 |
6 | 10102024330330 |
7 | 654110454435 |
oct | 144126311316 |
9 | 37628038450 |
10 | 13444420302 |
11 | 577a02aa65 |
12 | 27326139a6 |
13 | 1363496ab1 |
14 | 9177b411c |
15 | 53a48be1c |
hex | 3215992ce |
13444420302 has 24 divisors (see below), whose sum is σ = 29131834680. Its totient is φ = 4481126160.
The previous prime is 13444420289. The next prime is 13444420303. The reversal of 13444420302 is 20302444431.
It is a happy number.
13444420302 is a `hidden beast` number, since 13 + 4 + 444 + 203 + 0 + 2 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13444420303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330349 + ... + 368807.
It is an arithmetic number, because the mean of its divisors is an integer number (1213826445).
Almost surely, 213444420302 is an apocalyptic number.
13444420302 is an abundant number, since it is smaller than the sum of its proper divisors (15687414378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13444420302 is a wasteful number, since it uses less digits than its factorization.
13444420302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57888 (or 57885 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 13444420302 its reverse (20302444431), we get a palindrome (33746864733).
The spelling of 13444420302 in words is "thirteen billion, four hundred forty-four million, four hundred twenty thousand, three hundred two".
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