Base | Representation |
---|---|
bin | 100101100001010010001101… |
… | …0101110101010010010111101 |
3 | 1121021112120012021012022210000 |
4 | 1023002210122232222102331 |
5 | 321224203000242301141 |
6 | 3125525411455504513 |
7 | 126341611546501425 |
oct | 11302443256522275 |
9 | 1537476167168700 |
10 | 330030030431421 |
11 | 96180a4a34a141 |
12 | 31022045528139 |
13 | 1121c9103025c8 |
14 | 5b6d7782ad485 |
15 | 2824c89c735b6 |
hex | 12c291abaa4bd |
330030030431421 has 20 divisors (see below), whose sum is σ = 493018190437564. Its totient is φ = 220015393603200.
The previous prime is 330030030431419. The next prime is 330030030431449. The reversal of 330030030431421 is 124134030030033.
330030030431421 is a `hidden beast` number, since 3 + 3 + 0 + 0 + 300 + 304 + 31 + 4 + 21 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 168669182052900 + 161360848378521 = 12987270^2 + 12702789^2 .
It is not a de Polignac number, because 330030030431421 - 21 = 330030030431419 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (330030030431461) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 38961820 + ... + 46669941.
Almost surely, 2330030030431421 is an apocalyptic number.
It is an amenable number.
330030030431421 is a deficient number, since it is larger than the sum of its proper divisors (162988160006143).
330030030431421 is an equidigital number, since it uses as much as digits as its factorization.
330030030431421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85679354 (or 85679345 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 27.
Adding to 330030030431421 its reverse (124134030030033), we get a palindrome (454164060461454).
The spelling of 330030030431421 in words is "three hundred thirty trillion, thirty billion, thirty million, four hundred thirty-one thousand, four hundred twenty-one".
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