Base | Representation |
---|---|
bin | 111100110111100… |
… | …1001000111011000 |
3 | 12021100010201210101 |
4 | 1321233021013120 |
5 | 13140323314430 |
6 | 534355425144 |
7 | 101420060365 |
oct | 17157110730 |
9 | 5240121711 |
10 | 2042401240 |
11 | 958978310 |
12 | 48bbb51b4 |
13 | 2671a1b59 |
14 | 15537546c |
15 | be48adca |
hex | 79bc91d8 |
2042401240 has 64 divisors (see below), whose sum is σ = 5017865760. Its totient is φ = 741995520.
The previous prime is 2042401187. The next prime is 2042401261. The reversal of 2042401240 is 421042402.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 824644 + ... + 827116.
Almost surely, 22042401240 is an apocalyptic number.
2042401240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2042401240 is an abundant number, since it is smaller than the sum of its proper divisors (2975464520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2042401240 is a wasteful number, since it uses less digits than its factorization.
2042401240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4372 (or 4368 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 2042401240 is about 45192.9335184163. The cubic root of 2042401240 is about 1268.7625618079.
Adding to 2042401240 its reverse (421042402), we get a palindrome (2463443642).
The spelling of 2042401240 in words is "two billion, forty-two million, four hundred one thousand, two hundred forty".
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