Base | Representation |
---|---|
bin | 110001101010000000011101… |
… | …101111100000100001000110 |
3 | 1001122020222100000022112220011 |
4 | 301222000131233200201012 |
5 | 212111104224442411410 |
6 | 2052251234421100434 |
7 | 64000141320452200 |
oct | 6152003557404106 |
9 | 1048228300275804 |
10 | 218390996060230 |
11 | 6364a11291a764 |
12 | 205b177a85771a |
13 | 94b224b11a276 |
14 | 3bd0275835770 |
15 | 1a3acb713718a |
hex | c6a01dbe0846 |
218390996060230 has 48 divisors (see below), whose sum is σ = 457604456759856. Its totient is φ = 74824441137600.
The previous prime is 218390996060219. The next prime is 218390996060231. The reversal of 218390996060230 is 32060699093812.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (218390996060231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155466121 + ... + 156864580.
It is an arithmetic number, because the mean of its divisors is an integer number (9533426182497).
Almost surely, 2218390996060230 is an apocalyptic number.
218390996060230 is an abundant number, since it is smaller than the sum of its proper divisors (239213460699626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
218390996060230 is a wasteful number, since it uses less digits than its factorization.
218390996060230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312332149 (or 312332142 counting only the distinct ones).
The product of its (nonzero) digits is 7558272, while the sum is 58.
The spelling of 218390996060230 in words is "two hundred eighteen trillion, three hundred ninety billion, nine hundred ninety-six million, sixty thousand, two hundred thirty".
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