Base | Representation |
---|---|
bin | 100001111011001101101… |
… | …100010100000101101010 |
3 | 22020212112220221100010200 |
4 | 201323031230110011222 |
5 | 301144022221022310 |
6 | 4542554535253030 |
7 | 330301235260446 |
oct | 41731554240552 |
9 | 8225486840120 |
10 | 2331323220330 |
11 | 8197881a9135 |
12 | 3179ab51a176 |
13 | 13bac5933180 |
14 | 80b9da83826 |
15 | 4099a5409c0 |
hex | 21ecdb1416a |
2331323220330 has 48 divisors (see below), whose sum is σ = 6527705020200. Its totient is φ = 573864177024.
The previous prime is 2331323220329. The next prime is 2331323220403. The reversal of 2331323220330 is 330223231332.
2331323220330 is a `hidden beast` number, since 2 + 3 + 3 + 1 + 3 + 2 + 322 + 0 + 330 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 586221453801 + 1745101766529 = 765651^2 + 1321023^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2331323220294 and 2331323220303.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 996290805 + ... + 996293144.
Almost surely, 22331323220330 is an apocalyptic number.
2331323220330 is an abundant number, since it is smaller than the sum of its proper divisors (4196381799870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2331323220330 is a wasteful number, since it uses less digits than its factorization.
2331323220330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1992583975 (or 1992583972 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 27.
Adding to 2331323220330 its reverse (330223231332), we get a palindrome (2661546451662).
The spelling of 2331323220330 in words is "two trillion, three hundred thirty-one billion, three hundred twenty-three million, two hundred twenty thousand, three hundred thirty".
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