Base | Representation |
---|---|
bin | 11001010100101… |
… | …01011100111000 |
3 | 112210201021122020 |
4 | 30222111130320 |
5 | 413340041004 |
6 | 33024554440 |
7 | 5156402265 |
oct | 1452253470 |
9 | 483637566 |
10 | 212424504 |
11 | a99a9746 |
12 | 5b182a20 |
13 | 35017596 |
14 | 202d826c |
15 | 139b08d9 |
hex | ca95738 |
212424504 has 32 divisors (see below), whose sum is σ = 554152320. Its totient is φ = 67729376.
The previous prime is 212424467. The next prime is 212424517. The reversal of 212424504 is 405424212.
It is a happy number.
212424504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191862 + ... + 192965.
It is an arithmetic number, because the mean of its divisors is an integer number (17317260).
Almost surely, 2212424504 is an apocalyptic number.
212424504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
212424504 is an abundant number, since it is smaller than the sum of its proper divisors (341727816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212424504 is a wasteful number, since it uses less digits than its factorization.
212424504 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384859 (or 384855 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 24.
The square root of 212424504 is about 14574.7900156400. The cubic root of 212424504 is about 596.6709184110.
Adding to 212424504 its reverse (405424212), we get a palindrome (617848716).
The spelling of 212424504 in words is "two hundred twelve million, four hundred twenty-four thousand, five hundred four".
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