Base | Representation |
---|---|
bin | 11100001001010011… |
… | …111110001001101010 |
3 | 2220000011010221012021 |
4 | 130021103332021222 |
5 | 443343034020242 |
6 | 21514444535054 |
7 | 2116622162401 |
oct | 341123761152 |
9 | 86004127167 |
10 | 30221001322 |
11 | 118a8a70656 |
12 | 5a34b5148a |
13 | 2b080c3505 |
14 | 1669936638 |
15 | bbd230b67 |
hex | 7094fe26a |
30221001322 has 4 divisors (see below), whose sum is σ = 45331501986. Its totient is φ = 15110500660.
The previous prime is 30221001301. The next prime is 30221001329. The reversal of 30221001322 is 22310012203.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 19652955721 + 10568045601 = 140189^2 + 102801^2 .
It is a super-3 number, since 3×302210013223 (a number of 32 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30221001296 and 30221001305.
It is not an unprimeable number, because it can be changed into a prime (30221001329) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7555250329 + ... + 7555250332.
Almost surely, 230221001322 is an apocalyptic number.
30221001322 is a deficient number, since it is larger than the sum of its proper divisors (15110500664).
30221001322 is a wasteful number, since it uses less digits than its factorization.
30221001322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15110500663.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 30221001322 its reverse (22310012203), we get a palindrome (52531013525).
The spelling of 30221001322 in words is "thirty billion, two hundred twenty-one million, one thousand, three hundred twenty-two".
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