Base | Representation |
---|---|
bin | 11011111100010101… |
… | …111011110010011000 |
3 | 2212102222201020220221 |
4 | 123330111323302120 |
5 | 442421333141440 |
6 | 21441113125424 |
7 | 2111340536503 |
oct | 337425736230 |
9 | 85388636827 |
10 | 30003412120 |
11 | 117a7164670 |
12 | 59940b9874 |
13 | 2aa1cbb1c6 |
14 | 1648a9613a |
15 | ba909ed4a |
hex | 6fc57bc98 |
30003412120 has 64 divisors (see below), whose sum is σ = 73709857440. Its totient is φ = 10900684800.
The previous prime is 30003412111. The next prime is 30003412121. The reversal of 30003412120 is 2121430003.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30003412094 and 30003412103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30003412121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477750 + ... + 536890.
Almost surely, 230003412120 is an apocalyptic number.
It is an amenable number.
30003412120 is an abundant number, since it is smaller than the sum of its proper divisors (43706445320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30003412120 is a wasteful number, since it uses less digits than its factorization.
30003412120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60316 (or 60312 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 30003412120 its reverse (2121430003), we get a palindrome (32124842123).
The spelling of 30003412120 in words is "thirty billion, three million, four hundred twelve thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •