Base | Representation |
---|---|
bin | 11100001111011001… |
… | …110111111110110101 |
3 | 2220021021110210011211 |
4 | 130033121313332311 |
5 | 444100220242323 |
6 | 21532535401421 |
7 | 2122303023340 |
oct | 341731677665 |
9 | 86237423154 |
10 | 30323212213 |
11 | 11950732168 |
12 | 5a63223271 |
13 | 2b2332c428 |
14 | 1679341457 |
15 | bc71c070d |
hex | 70f677fb5 |
30323212213 has 16 divisors (see below), whose sum is σ = 36240374016. Its totient is φ = 24807277440.
The previous prime is 30323212201. The next prime is 30323212217. The reversal of 30323212213 is 31221232303.
It is not a de Polignac number, because 30323212213 - 229 = 29786341301 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30323212217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130056 + ... + 278497.
It is an arithmetic number, because the mean of its divisors is an integer number (2265023376).
Almost surely, 230323212213 is an apocalyptic number.
It is an amenable number.
30323212213 is a deficient number, since it is larger than the sum of its proper divisors (5917161803).
30323212213 is a wasteful number, since it uses less digits than its factorization.
30323212213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 409044.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 30323212213 its reverse (31221232303), we get a palindrome (61544444516).
The spelling of 30323212213 in words is "thirty billion, three hundred twenty-three million, two hundred twelve thousand, two hundred thirteen".
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