Base | Representation |
---|---|
bin | 11101001001110001… |
… | …010110000000100100 |
3 | 2222210112001212100101 |
4 | 131021301112000210 |
5 | 1003101411134134 |
6 | 22214035553444 |
7 | 2155463242615 |
oct | 351161260044 |
9 | 88715055311 |
10 | 31302443044 |
11 | 1230345a844 |
12 | 609715b884 |
13 | 2c4b177062 |
14 | 172d403c0c |
15 | c3314ce14 |
hex | 749c56024 |
31302443044 has 24 divisors (see below), whose sum is σ = 56348143488. Its totient is φ = 15209156640.
The previous prime is 31302443033. The next prime is 31302443059. The reversal of 31302443044 is 44034420313.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752572 + ... + 793075.
It is an arithmetic number, because the mean of its divisors is an integer number (2347839312).
Almost surely, 231302443044 is an apocalyptic number.
It is an amenable number.
31302443044 is a deficient number, since it is larger than the sum of its proper divisors (25045700444).
31302443044 is a wasteful number, since it uses less digits than its factorization.
31302443044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1545795 (or 1545793 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 31302443044 its reverse (44034420313), we get a palindrome (75336863357).
The spelling of 31302443044 in words is "thirty-one billion, three hundred two million, four hundred forty-three thousand, forty-four".
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