Base | Representation |
---|---|
bin | 100000100100001000010101… |
… | …100000101100010110110000 |
3 | 200210002201201202202001022200 |
4 | 200210020111200230112300 |
5 | 122233010224112003430 |
6 | 1224334303244503200 |
7 | 42111220355414265 |
oct | 4044102540542660 |
9 | 623081652661280 |
10 | 143220340344240 |
11 | 416a8450417875 |
12 | 1409108a24ab00 |
13 | 61bb80a5bc603 |
14 | 2751c8986326c |
15 | 1185752c4d460 |
hex | 82421582c5b0 |
143220340344240 has 240 divisors, whose sum is σ = 497433219379200. Its totient is φ = 36906334253568.
The previous prime is 143220340344187. The next prime is 143220340344241. The reversal of 143220340344240 is 42443043022341.
143220340344240 is a `hidden beast` number, since 1 + 4 + 3 + 2 + 2 + 0 + 3 + 403 + 4 + 4 + 240 = 666.
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 143220340344195 and 143220340344204.
It is not an unprimeable number, because it can be changed into a prime (143220340344241) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24113220 + ... + 29459939.
It is an arithmetic number, because the mean of its divisors is an integer number (2072638414080).
Almost surely, 2143220340344240 is an apocalyptic number.
143220340344240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143220340344240 is an abundant number, since it is smaller than the sum of its proper divisors (354212879034960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143220340344240 is a wasteful number, since it uses less digits than its factorization.
143220340344240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53573304 (or 53573295 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 36.
Adding to 143220340344240 its reverse (42443043022341), we get a palindrome (185663383366581).
The spelling of 143220340344240 in words is "one hundred forty-three trillion, two hundred twenty billion, three hundred forty million, three hundred forty-four thousand, two hundred forty".
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