Base | Representation |
---|---|
bin | 11100000011010011… |
… | …001000111111101100 |
3 | 2212202010022122110010 |
4 | 130003103020333230 |
5 | 443141222322200 |
6 | 21500442413220 |
7 | 2114255540544 |
oct | 340323107754 |
9 | 85663278403 |
10 | 30120120300 |
11 | 11857028206 |
12 | 5a07201210 |
13 | 2ac02319ba |
14 | 165a396324 |
15 | bb4455150 |
hex | 7034c8fec |
30120120300 has 72 divisors (see below), whose sum is σ = 87702765136. Its totient is φ = 7980860160.
The previous prime is 30120120263. The next prime is 30120120347. The reversal of 30120120300 is 302102103.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272647 + ... + 366846.
Almost surely, 230120120300 is an apocalyptic number.
30120120300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30120120300 is an abundant number, since it is smaller than the sum of its proper divisors (57582644836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30120120300 is a wasteful number, since it uses less digits than its factorization.
30120120300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 639667 (or 639660 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 30120120300 its reverse (302102103), we get a palindrome (30422222403).
The spelling of 30120120300 in words is "thirty billion, one hundred twenty million, one hundred twenty thousand, three hundred".
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