Base | Representation |
---|---|
bin | 100000110010110110000101… |
… | …001011110011110100000000 |
3 | 200220200101210101210111112010 |
4 | 200302312011023303310000 |
5 | 122401042133443420022 |
6 | 1230431014542532520 |
7 | 42244245541223613 |
oct | 4062660513636400 |
9 | 626611711714463 |
10 | 144231531232512 |
11 | 41a582812aa759 |
12 | 14215053b97140 |
13 | 6262c8a1c9619 |
14 | 2788bb426a17a |
15 | 11a1bd6bad50c |
hex | 832d852f3d00 |
144231531232512 has 72 divisors (see below), whose sum is σ = 400556046026304. Its totient is φ = 45986865025024.
The previous prime is 144231531232487. The next prime is 144231531232549. The reversal of 144231531232512 is 215232135132441.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4082623053 + ... + 4082658380.
It is an arithmetic number, because the mean of its divisors is an integer number (5563278417032).
Almost surely, 2144231531232512 is an apocalyptic number.
144231531232512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
144231531232512 is an abundant number, since it is smaller than the sum of its proper divisors (256324514793792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144231531232512 is an equidigital number, since it uses as much as digits as its factorization.
144231531232512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8165281475 (or 8165281461 counting only the distinct ones).
The product of its digits is 172800, while the sum is 39.
Adding to 144231531232512 its reverse (215232135132441), we get a palindrome (359463666364953).
The spelling of 144231531232512 in words is "one hundred forty-four trillion, two hundred thirty-one billion, five hundred thirty-one million, two hundred thirty-two thousand, five hundred twelve".
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