Base | Representation |
---|---|
bin | 1100011010001111011… |
… | …0001111010011000000 |
3 | 202101022102202010022220 |
4 | 3012203312033103000 |
5 | 11443114242132034 |
6 | 241535505131040 |
7 | 21255231444546 |
oct | 3064366172300 |
9 | 671272663286 |
10 | 213202302144 |
11 | 82467161207 |
12 | 353a1029a80 |
13 | 171495a2c90 |
14 | a46766bd96 |
15 | 582c537749 |
hex | 31a3d8f4c0 |
213202302144 has 56 divisors (see below), whose sum is σ = 607489900080. Its totient is φ = 65600707584.
The previous prime is 213202302041. The next prime is 213202302149. The reversal of 213202302144 is 441203202312.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (213202302149) 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, 42706299 + ... + 42711290.
It is an arithmetic number, because the mean of its divisors is an integer number (10848033930).
Almost surely, 2213202302144 is an apocalyptic number.
213202302144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
213202302144 is an abundant number, since it is smaller than the sum of its proper divisors (394287597936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213202302144 is a wasteful number, since it uses less digits than its factorization.
213202302144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85417617 (or 85417607 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 213202302144 its reverse (441203202312), we get a palindrome (654405504456).
The spelling of 213202302144 in words is "two hundred thirteen billion, two hundred two million, three hundred two thousand, one hundred forty-four".
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