Base | Representation |
---|---|
bin | 11101010010000110… |
… | …100101110011101000 |
3 | 10000011021002210200201 |
4 | 131102012211303220 |
5 | 1003343202334004 |
6 | 22235552041544 |
7 | 2162111356336 |
oct | 352206456350 |
9 | 100137083621 |
10 | 31442230504 |
11 | 12375357173 |
12 | 6115b332b4 |
13 | 2c7110b729 |
14 | 1743bd0b56 |
15 | c405616a4 |
hex | 7521a5ce8 |
31442230504 has 16 divisors (see below), whose sum is σ = 59162505120. Its totient is φ = 15665562480.
The previous prime is 31442230471. The next prime is 31442230529. The reversal of 31442230504 is 40503224413.
It is a happy number.
It is a super-2 number, since 2×314422305042 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
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, 6941692 + ... + 6946219.
It is an arithmetic number, because the mean of its divisors is an integer number (3697656570).
Almost surely, 231442230504 is an apocalyptic number.
It is an amenable number.
31442230504 is a deficient number, since it is larger than the sum of its proper divisors (27720274616).
31442230504 is a wasteful number, since it uses less digits than its factorization.
31442230504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13888200 (or 13888196 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 28.
Adding to 31442230504 its reverse (40503224413), we get a palindrome (71945454917).
The spelling of 31442230504 in words is "thirty-one billion, four hundred forty-two million, two hundred thirty thousand, five hundred four".
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