Base | Representation |
---|---|
bin | 11100000011010110… |
… | …100100111110001010 |
3 | 2212202012000102102022 |
4 | 130003112210332022 |
5 | 443141440140242 |
6 | 21500514004442 |
7 | 2114266312460 |
oct | 340326447612 |
9 | 85665012368 |
10 | 30121021322 |
11 | 11857593157 |
12 | 5a07576722 |
13 | 2ac0488b52 |
14 | 165a54c830 |
15 | bb45820d2 |
hex | 7035a4f8a |
30121021322 has 8 divisors (see below), whose sum is σ = 51636036576. Its totient is φ = 12909009132.
The previous prime is 30121021313. The next prime is 30121021339. The reversal of 30121021322 is 22312012103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 30121021322.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1075750748 + ... + 1075750775.
It is an arithmetic number, because the mean of its divisors is an integer number (6454504572).
Almost surely, 230121021322 is an apocalyptic number.
30121021322 is a deficient number, since it is larger than the sum of its proper divisors (21515015254).
30121021322 is a wasteful number, since it uses less digits than its factorization.
30121021322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2151501532.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 30121021322 its reverse (22312012103), we get a palindrome (52433033425).
The spelling of 30121021322 in words is "thirty billion, one hundred twenty-one million, twenty-one thousand, three hundred twenty-two".
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