Base | Representation |
---|---|
bin | 11100010101010111… |
… | …110000110110111000 |
3 | 2220112020211220001012 |
4 | 130111113300312320 |
5 | 444301332301130 |
6 | 21550513213052 |
7 | 2124626653616 |
oct | 342527606670 |
9 | 86466756035 |
10 | 30423322040 |
11 | 119a2199161 |
12 | 5a90861188 |
13 | 2b3acb0c07 |
14 | 16887606b6 |
15 | bd0d97995 |
hex | 7155f0db8 |
30423322040 has 32 divisors (see below), whose sum is σ = 68655628080. Its totient is φ = 12133212672.
The previous prime is 30423321989. The next prime is 30423322057. The reversal of 30423322040 is 4022332403.
It is a junction number, because it is equal to n+sod(n) for n = 30423321997 and 30423322015.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114982 + ... + 1141941.
Almost surely, 230423322040 is an apocalyptic number.
It is an amenable number.
30423322040 is an abundant number, since it is smaller than the sum of its proper divisors (38232306040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30423322040 is a wasteful number, since it uses less digits than its factorization.
30423322040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2257271 (or 2257267 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 23.
Adding to 30423322040 its reverse (4022332403), we get a palindrome (34445654443).
The spelling of 30423322040 in words is "thirty billion, four hundred twenty-three million, three hundred twenty-two thousand, forty".
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