Base | Representation |
---|---|
bin | 11101110010100110000110… |
… | …111011101000001000110001 |
3 | 122011220102010212201021120200 |
4 | 131302212012323220020301 |
5 | 114133113423213023241 |
6 | 1142353511242225413 |
7 | 36411620500265316 |
oct | 3562460673501061 |
9 | 564812125637520 |
10 | 131020241142321 |
11 | 38824410485a13 |
12 | 128407257b5269 |
13 | 58152041893cb |
14 | 244d5b093cd0d |
15 | 102320cd104b6 |
hex | 772986ee8231 |
131020241142321 has 12 divisors (see below), whose sum is σ = 193652656159248. Its totient is φ = 85315505859864.
The previous prime is 131020241142319. The next prime is 131020241142331. The reversal of 131020241142321 is 123241142020131.
131020241142321 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 202 + 4 + 11 + 423 + 21 = 666.
It is not a de Polignac number, because 131020241142321 - 21 = 131020241142319 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131020241142311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169276796955 + ... + 169276797728.
It is an arithmetic number, because the mean of its divisors is an integer number (16137721346604).
Almost surely, 2131020241142321 is an apocalyptic number.
It is an amenable number.
131020241142321 is a deficient number, since it is larger than the sum of its proper divisors (62632415016927).
131020241142321 is a wasteful number, since it uses less digits than its factorization.
131020241142321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338553594732 (or 338553594729 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
Adding to 131020241142321 its reverse (123241142020131), we get a palindrome (254261383162452).
The spelling of 131020241142321 in words is "one hundred thirty-one trillion, twenty billion, two hundred forty-one million, one hundred forty-two thousand, three hundred twenty-one".
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