Base | Representation |
---|---|
bin | 1000010101100111000… |
… | …1101000100101111001 |
3 | 111200201122112020021122 |
4 | 2011121301220211321 |
5 | 4321323431314223 |
6 | 145445324315025 |
7 | 13230423540365 |
oct | 2053161504571 |
9 | 450648466248 |
10 | 143240104313 |
11 | 558253394a9 |
12 | 239169a2a75 |
13 | 10679c32997 |
14 | 6d0ba962a5 |
15 | 3ad53e25c8 |
hex | 2159c68979 |
143240104313 has 4 divisors (see below), whose sum is σ = 151665992820. Its totient is φ = 134814215808.
The previous prime is 143240104303. The next prime is 143240104333. The reversal of 143240104313 is 313401042341.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 61907908969 + 81332195344 = 248813^2 + 285188^2 .
It is a cyclic number.
It is not a de Polignac number, because 143240104313 - 214 = 143240087929 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (143240104303) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4212944228 + ... + 4212944261.
It is an arithmetic number, because the mean of its divisors is an integer number (37916498205).
Almost surely, 2143240104313 is an apocalyptic number.
It is an amenable number.
143240104313 is a deficient number, since it is larger than the sum of its proper divisors (8425888507).
143240104313 is an equidigital number, since it uses as much as digits as its factorization.
143240104313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8425888506.
The product of its (nonzero) digits is 3456, while the sum is 26.
Adding to 143240104313 its reverse (313401042341), we get a palindrome (456641146654).
The spelling of 143240104313 in words is "one hundred forty-three billion, two hundred forty million, one hundred four thousand, three hundred thirteen".
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