Base | Representation |
---|---|
bin | 1110001001111111101… |
… | …0111111111101001000 |
3 | 212020202002222122121220 |
4 | 3202133322333331020 |
5 | 12441034002242412 |
6 | 303420342002040 |
7 | 23366516124036 |
oct | 3423772777510 |
9 | 766662878556 |
10 | 243201212232 |
11 | 94160820390 |
12 | 3b173716320 |
13 | 19c1a675c54 |
14 | bab18b1556 |
15 | 64d5ee868c |
hex | 389febff48 |
243201212232 has 64 divisors (see below), whose sum is σ = 681202440000. Its totient is φ = 71705514240.
The previous prime is 243201212159. The next prime is 243201212263. The reversal of 243201212232 is 232212102342.
It is a super-2 number, since 2×2432012122322 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12439107 + ... + 12458642.
It is an arithmetic number, because the mean of its divisors is an integer number (10643788125).
Almost surely, 2243201212232 is an apocalyptic number.
243201212232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
243201212232 is an abundant number, since it is smaller than the sum of its proper divisors (438001227768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243201212232 is a wasteful number, since it uses less digits than its factorization.
243201212232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24897806 (or 24897802 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 243201212232 its reverse (232212102342), we get a palindrome (475413314574).
The spelling of 243201212232 in words is "two hundred forty-three billion, two hundred one million, two hundred twelve thousand, two hundred thirty-two".
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