Base | Representation |
---|---|
bin | 101101001010001100111… |
… | …101111011001101001000 |
3 | 101222200020111120212020001 |
4 | 231022030331323031020 |
5 | 401321110321244430 |
6 | 10333352322412344 |
7 | 440131305634105 |
oct | 55121475731510 |
9 | 11880214525201 |
10 | 3103331431240 |
11 | a9712a764437 |
12 | 4215435010b4 |
13 | 1968485a8221 |
14 | aa2b8595aac |
15 | 55ad118e3ca |
hex | 2d28cf7b348 |
3103331431240 has 64 divisors (see below), whose sum is σ = 7396899490800. Its totient is φ = 1167733260288.
The previous prime is 3103331431231. The next prime is 3103331431241. The reversal of 3103331431240 is 421341333013.
It can be written as a sum of positive squares in 8 ways, for example, as 2401117598916 + 702213832324 = 1549554^2 + 837982^2 .
It is a junction number, because it is equal to n+sod(n) for n = 3103331431199 and 3103331431208.
It is not an unprimeable number, because it can be changed into a prime (3103331431241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240246 + ... + 2502874.
Almost surely, 23103331431240 is an apocalyptic number.
It is an amenable number.
3103331431240 is an abundant number, since it is smaller than the sum of its proper divisors (4293568059560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3103331431240 is a wasteful number, since it uses less digits than its factorization.
3103331431240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2264674 (or 2264670 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 28.
Adding to 3103331431240 its reverse (421341333013), we get a palindrome (3524672764253).
The spelling of 3103331431240 in words is "three trillion, one hundred three billion, three hundred thirty-one million, four hundred thirty-one thousand, two hundred forty".
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