Base | Representation |
---|---|
bin | 11100001001011011… |
… | …100110101011011011 |
3 | 2220000021220121001201 |
4 | 130021123212223123 |
5 | 443344042033311 |
6 | 21514555455031 |
7 | 2116645165264 |
oct | 341133465333 |
9 | 86007817051 |
10 | 30223002331 |
11 | 118aa107a85 |
12 | 5a35757477 |
13 | 2b08644242 |
14 | 1669cd796b |
15 | bbd4c89c1 |
hex | 7096e6adb |
30223002331 has 8 divisors (see below), whose sum is σ = 30952808640. Its totient is φ = 29499105792.
The previous prime is 30223002323. The next prime is 30223002353. The reversal of 30223002331 is 13320032203.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30223002331 - 23 = 30223002323 is a prime.
It is a super-2 number, since 2×302230023312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30223002299 and 30223002308.
It is not an unprimeable number, because it can be changed into a prime (30223009331) 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, 1467091 + ... + 1487548.
It is an arithmetic number, because the mean of its divisors is an integer number (3869101080).
Almost surely, 230223002331 is an apocalyptic number.
30223002331 is a deficient number, since it is larger than the sum of its proper divisors (729806309).
30223002331 is a wasteful number, since it uses less digits than its factorization.
30223002331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2954885.
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 30223002331 its reverse (13320032203), we get a palindrome (43543034534).
The spelling of 30223002331 in words is "thirty billion, two hundred twenty-three million, two thousand, three hundred thirty-one".
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