Base | Representation |
---|---|
bin | 100001101100000011010… |
… | …000111100000100000000 |
3 | 22012022112021012222210121 |
4 | 201230003100330010000 |
5 | 300412201242111022 |
6 | 4531303215310024 |
7 | 326153621356216 |
oct | 41540320740400 |
9 | 8168467188717 |
10 | 2315042144512 |
11 | 812892a34979 |
12 | 314806b1b314 |
13 | 13a3cc8769b6 |
14 | 80097666cb6 |
15 | 403460282c7 |
hex | 21b0343c100 |
2315042144512 has 36 divisors (see below), whose sum is σ = 4661935383420. Its totient is φ = 1147277508608.
The previous prime is 2315042144507. The next prime is 2315042144531. The reversal of 2315042144512 is 2154412405132.
It can be written as a sum of positive squares in 2 ways, for example, as 1161428668416 + 1153613476096 = 1077696^2 + 1074064^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39984937 + ... + 40042792.
It is an arithmetic number, because the mean of its divisors is an integer number (129498205095).
Almost surely, 22315042144512 is an apocalyptic number.
It is an amenable number.
2315042144512 is an abundant number, since it is smaller than the sum of its proper divisors (2346893238908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2315042144512 is an equidigital number, since it uses as much as digits as its factorization.
2315042144512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80027858 (or 80027844 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 34.
Adding to 2315042144512 its reverse (2154412405132), we get a palindrome (4469454549644).
The spelling of 2315042144512 in words is "two trillion, three hundred fifteen billion, forty-two million, one hundred forty-four thousand, five hundred twelve".
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