Base | Representation |
---|---|
bin | 11110010100111010011… |
… | …10111101011100100000 |
3 | 10200121122011112010112100 |
4 | 33022131032331130200 |
5 | 114033024111431430 |
6 | 2114410345330400 |
7 | 135166141054560 |
oct | 17123516753440 |
9 | 3617564463470 |
10 | 1042020030240 |
11 | 371a11161612 |
12 | 149b4a496a00 |
13 | 773539b9567 |
14 | 38611004da0 |
15 | 1c18a76a960 |
hex | f29d3bd720 |
1042020030240 has 576 divisors, whose sum is σ = 4183011915264. Its totient is φ = 231222657024.
The previous prime is 1042020030199. The next prime is 1042020030257. The reversal of 1042020030240 is 420300202401.
1042020030240 is a `hidden beast` number, since 1 + 0 + 420 + 2 + 0 + 0 + 3 + 0 + 240 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 181628652 + ... + 181634388.
It is an arithmetic number, because the mean of its divisors is an integer number (7262173464).
Almost surely, 21042020030240 is an apocalyptic number.
1042020030240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1042020030240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2091505957632).
1042020030240 is an abundant number, since it is smaller than the sum of its proper divisors (3140991885024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1042020030240 is a wasteful number, since it uses less digits than its factorization.
1042020030240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6289 (or 6278 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 1042020030240 its reverse (420300202401), we get a palindrome (1462320232641).
The spelling of 1042020030240 in words is "one trillion, forty-two billion, twenty million, thirty thousand, two hundred forty".
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