Base | Representation |
---|---|
bin | 11001011110001… |
… | …11010011101100 |
3 | 112220001221010210 |
4 | 30233013103230 |
5 | 414200133132 |
6 | 33111502420 |
7 | 5203140603 |
oct | 1457072354 |
9 | 486057123 |
10 | 213677292 |
11 | aa684a04 |
12 | 5b687a10 |
13 | 3536588a |
14 | 20542a3a |
15 | 13b5bbcc |
hex | cbc74ec |
213677292 has 24 divisors (see below), whose sum is σ = 499133376. Its totient is φ = 71146768.
The previous prime is 213677279. The next prime is 213677293. The reversal of 213677292 is 292776312.
213677292 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.
213677292 is strictly pandigital in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 213677292.
It is not an unprimeable number, because it can be changed into a prime (213677293) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1963 + ... + 20765.
It is an arithmetic number, because the mean of its divisors is an integer number (20797224).
Almost surely, 2213677292 is an apocalyptic number.
It is an amenable number.
213677292 is an abundant number, since it is smaller than the sum of its proper divisors (285456084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213677292 is a wasteful number, since it uses less digits than its factorization.
213677292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19757 (or 19755 counting only the distinct ones).
The product of its digits is 63504, while the sum is 39.
The square root of 213677292 is about 14617.7047445897. The cubic root of 213677292 is about 597.8415891930.
The spelling of 213677292 in words is "two hundred thirteen million, six hundred seventy-seven thousand, two hundred ninety-two".
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