Base | Representation |
---|---|
bin | 11010101000111111101… |
… | …010000111001111101100 |
3 | 20111000102022022202111010 |
4 | 122220333222013033230 |
5 | 214443310330304203 |
6 | 3521004550225220 |
7 | 246160022601156 |
oct | 32507752071754 |
9 | 6430368282433 |
10 | 1830724072428 |
11 | 646451014a89 |
12 | 256981955210 |
13 | 103837627614 |
14 | 64871059ad6 |
15 | 3294c00c303 |
hex | 1aa3fa873ec |
1830724072428 has 24 divisors (see below), whose sum is σ = 4310879317360. Its totient is φ = 604642812480.
The previous prime is 1830724072421. The next prime is 1830724072433. The reversal of 1830724072428 is 8242704270381.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1830724072421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 699816763 + ... + 699819378.
Almost surely, 21830724072428 is an apocalyptic number.
It is an amenable number.
1830724072428 is an abundant number, since it is smaller than the sum of its proper divisors (2480155244932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1830724072428 is a wasteful number, since it uses less digits than its factorization.
1830724072428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1399636257 (or 1399636255 counting only the distinct ones).
The product of its (nonzero) digits is 1204224, while the sum is 48.
The spelling of 1830724072428 in words is "one trillion, eight hundred thirty billion, seven hundred twenty-four million, seventy-two thousand, four hundred twenty-eight".
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