Base | Representation |
---|---|
bin | 10110010000111100110… |
… | …010011101111111101111 |
3 | 12102021021022000210012122 |
4 | 112100330302131333233 |
5 | 200031444211023044 |
6 | 3130515114423155 |
7 | 215353345201430 |
oct | 26207462357757 |
9 | 5367238023178 |
10 | 1530028220399 |
11 | 53a977051868 |
12 | 208643431abb |
13 | b13865ac663 |
14 | 540a773d487 |
15 | 29bed6e9dee |
hex | 1643cc9dfef |
1530028220399 has 8 divisors (see below), whose sum is σ = 1748677338528. Its totient is φ = 1311397516800.
The previous prime is 1530028220389. The next prime is 1530028220453. The reversal of 1530028220399 is 9930228200351.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1530028220399 - 220 = 1530027171823 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1530028220339) 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, 4425122 + ... + 4758335.
It is an arithmetic number, because the mean of its divisors is an integer number (218584667316).
Almost surely, 21530028220399 is an apocalyptic number.
1530028220399 is a deficient number, since it is larger than the sum of its proper divisors (218649118129).
1530028220399 is an equidigital number, since it uses as much as digits as its factorization.
1530028220399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9207265.
The product of its (nonzero) digits is 233280, while the sum is 44.
The spelling of 1530028220399 in words is "one trillion, five hundred thirty billion, twenty-eight million, two hundred twenty thousand, three hundred ninety-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •