Base | Representation |
---|---|
bin | 11100000011010100… |
… | …010101010111101111 |
3 | 2212202010220112120121 |
4 | 130003110111113233 |
5 | 443141312330020 |
6 | 21500453225411 |
7 | 2114261312602 |
oct | 340324252757 |
9 | 85663815517 |
10 | 30120433135 |
11 | 11857221251 |
12 | 5a07332267 |
13 | 2ac0311200 |
14 | 165a438339 |
15 | bb44b7baa |
hex | 7035155ef |
30120433135 has 24 divisors (see below), whose sum is σ = 39228377760. Its totient is φ = 22191841152.
The previous prime is 30120433121. The next prime is 30120433159. The reversal of 30120433135 is 53133402103.
It is not a de Polignac number, because 30120433135 - 215 = 30120400367 is a prime.
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 23 ways as a sum of consecutive naturals, for example, 330357 + ... + 411553.
It is an arithmetic number, because the mean of its divisors is an integer number (1634515740).
Almost surely, 230120433135 is an apocalyptic number.
30120433135 is a deficient number, since it is larger than the sum of its proper divisors (9107944625).
30120433135 is a wasteful number, since it uses less digits than its factorization.
30120433135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81667 (or 81654 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 25.
Adding to 30120433135 its reverse (53133402103), we get a palindrome (83253835238).
The spelling of 30120433135 in words is "thirty billion, one hundred twenty million, four hundred thirty-three thousand, one hundred thirty-five".
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