Base | Representation |
---|---|
bin | 100111001110000101… |
… | …011100101100111000 |
3 | 11000200212121110122220 |
4 | 213032011130230320 |
5 | 1142221213143230 |
6 | 31202431244040 |
7 | 3020403065124 |
oct | 471605345470 |
9 | 130625543586 |
10 | 42112240440 |
11 | 169502975a6 |
12 | 81b3379620 |
13 | 3c8186798a |
14 | 2076d22584 |
15 | 116716ad10 |
hex | 9ce15cb38 |
42112240440 has 64 divisors (see below), whose sum is σ = 126440969760. Its totient is φ = 11220664320.
The previous prime is 42112240397. The next prime is 42112240537. The reversal of 42112240440 is 4404221124.
42112240440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 42112240440.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1860 + ... + 290220.
Almost surely, 242112240440 is an apocalyptic number.
42112240440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42112240440 is an abundant number, since it is smaller than the sum of its proper divisors (84328729320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42112240440 is a wasteful number, since it uses less digits than its factorization.
42112240440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289592 (or 289588 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
Adding to 42112240440 its reverse (4404221124), we get a palindrome (46516461564).
The spelling of 42112240440 in words is "forty-two billion, one hundred twelve million, two hundred forty thousand, four hundred forty".
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