Base | Representation |
---|---|
bin | 1100101110011000000… |
… | …0000000011010000000 |
3 | 202220021002212122000120 |
4 | 3023212000000122000 |
5 | 12040201411014034 |
6 | 244232101220240 |
7 | 21536200625121 |
oct | 3134600003200 |
9 | 686232778016 |
10 | 218607126144 |
11 | 84790029500 |
12 | 3644b101680 |
13 | 177cb271aa4 |
14 | a81b3cc048 |
15 | 5a46ca6c49 |
hex | 32e6000680 |
218607126144 has 96 divisors (see below), whose sum is σ = 638262935520. Its totient is φ = 66244569600.
The previous prime is 218607126139. The next prime is 218607126167. The reversal of 218607126144 is 441621706812.
It is a tau number, because it is divible by the number of its divisors (96).
It is a junction number, because it is equal to n+sod(n) for n = 218607126096 and 218607126105.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2305972 + ... + 2398899.
It is an arithmetic number, because the mean of its divisors is an integer number (6648572245).
Almost surely, 2218607126144 is an apocalyptic number.
218607126144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
218607126144 is an abundant number, since it is smaller than the sum of its proper divisors (419655809376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
218607126144 is a wasteful number, since it uses less digits than its factorization.
218607126144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4704910 (or 4704887 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 42.
The spelling of 218607126144 in words is "two hundred eighteen billion, six hundred seven million, one hundred twenty-six thousand, one hundred forty-four".
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