Base | Representation |
---|---|
bin | 1100011010011000011… |
… | …0110110111000101000 |
3 | 202101102002002012021212 |
4 | 3012212012312320220 |
5 | 11443203443304112 |
6 | 241543341452252 |
7 | 21256201622120 |
oct | 3064606667050 |
9 | 671362065255 |
10 | 213240213032 |
11 | 824865a5220 |
12 | 353b1871088 |
13 | 171543b7962 |
14 | a46c6d9c80 |
15 | 5830a25522 |
hex | 31a61b6e28 |
213240213032 has 32 divisors (see below), whose sum is σ = 498483616320. Its totient is φ = 83080602240.
The previous prime is 213240212891. The next prime is 213240213047. The reversal of 213240213032 is 230312042312.
It is a junction number, because it is equal to n+sod(n) for n = 213240212989 and 213240213007.
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, 173083973 + ... + 173085204.
It is an arithmetic number, because the mean of its divisors is an integer number (15577613010).
Almost surely, 2213240213032 is an apocalyptic number.
213240213032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
213240213032 is an abundant number, since it is smaller than the sum of its proper divisors (285243403288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213240213032 is a wasteful number, since it uses less digits than its factorization.
213240213032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 346169201 (or 346169197 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 213240213032 its reverse (230312042312), we get a palindrome (443552255344).
The spelling of 213240213032 in words is "two hundred thirteen billion, two hundred forty million, two hundred thirteen thousand, thirty-two".
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