Base | Representation |
---|---|
bin | 11100001001011000… |
… | …101010011100100010 |
3 | 2220000020110102110010 |
4 | 130021120222130202 |
5 | 443343342400310 |
6 | 21514531145350 |
7 | 2116635504414 |
oct | 341130523442 |
9 | 86006412403 |
10 | 30222231330 |
11 | 118a9730795 |
12 | 5a35445256 |
13 | 2b08434325 |
14 | 1669b769b4 |
15 | bbd3c5320 |
hex | 70962a722 |
30222231330 has 32 divisors (see below), whose sum is σ = 73554956928. Its totient is φ = 7945750400.
The previous prime is 30222231329. The next prime is 30222231343. The reversal of 30222231330 is 3313222203.
It is a junction number, because it is equal to n+sod(n) for n = 30222231297 and 30222231306.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7092291 + ... + 7096550.
It is an arithmetic number, because the mean of its divisors is an integer number (2298592404).
Almost surely, 230222231330 is an apocalyptic number.
30222231330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30222231330 is an abundant number, since it is smaller than the sum of its proper divisors (43332725598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30222231330 is a wasteful number, since it uses less digits than its factorization.
30222231330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14188922.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 30222231330 its reverse (3313222203), we get a palindrome (33535453533).
The spelling of 30222231330 in words is "thirty billion, two hundred twenty-two million, two hundred thirty-one thousand, three hundred thirty".
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