Base | Representation |
---|---|
bin | 1101011001010000111… |
… | …0010000000011001111 |
3 | 210222222110102202122110 |
4 | 3112110032100003033 |
5 | 12232241211433130 |
6 | 253414330515103 |
7 | 22424405661522 |
oct | 3262416200317 |
9 | 728873382573 |
10 | 230120030415 |
11 | 89658837920 |
12 | 38722895a93 |
13 | 1891451bc92 |
14 | b1d0452bb9 |
15 | 5ebc8acab0 |
hex | 35943900cf |
230120030415 has 32 divisors (see below), whose sum is σ = 408248727552. Its totient is φ = 109744272000.
The previous prime is 230120030407. The next prime is 230120030423. The reversal of 230120030415 is 514030021032.
It is an interprime number because it is at equal distance from previous prime (230120030407) and next prime (230120030423).
It is not a de Polignac number, because 230120030415 - 23 = 230120030407 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 230120030391 and 230120030400.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11421631 + ... + 11441760.
It is an arithmetic number, because the mean of its divisors is an integer number (12757772736).
Almost surely, 2230120030415 is an apocalyptic number.
230120030415 is a deficient number, since it is larger than the sum of its proper divisors (178128697137).
230120030415 is a wasteful number, since it uses less digits than its factorization.
230120030415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22863471.
The product of its (nonzero) digits is 720, while the sum is 21.
Adding to 230120030415 its reverse (514030021032), we get a palindrome (744150051447).
The spelling of 230120030415 in words is "two hundred thirty billion, one hundred twenty million, thirty thousand, four hundred fifteen".
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