Base | Representation |
---|---|
bin | 1101011010101110011… |
… | …1110111001101111111 |
3 | 211000222211011101212211 |
4 | 3112223213313031333 |
5 | 12234042212323130 |
6 | 253521313241251 |
7 | 22440213642010 |
oct | 3265347671577 |
9 | 730884141784 |
10 | 230512620415 |
11 | 8983a401570 |
12 | 38812263227 |
13 | 1897796785c |
14 | b22a649007 |
15 | 5ee20aaa2a |
hex | 35ab9f737f |
230512620415 has 32 divisors (see below), whose sum is σ = 344910398976. Its totient is φ = 143679692160.
The previous prime is 230512620413. The next prime is 230512620461. The reversal of 230512620415 is 514026215032.
It is not a de Polignac number, because 230512620415 - 21 = 230512620413 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230512620413) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3914329 + ... + 3972781.
It is an arithmetic number, because the mean of its divisors is an integer number (10778449968).
Almost surely, 2230512620415 is an apocalyptic number.
230512620415 is a deficient number, since it is larger than the sum of its proper divisors (114397778561).
230512620415 is a wasteful number, since it uses less digits than its factorization.
230512620415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68719.
The product of its (nonzero) digits is 14400, while the sum is 31.
Adding to 230512620415 its reverse (514026215032), we get a palindrome (744538835447).
The spelling of 230512620415 in words is "two hundred thirty billion, five hundred twelve million, six hundred twenty thousand, four hundred fifteen".
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