Base | Representation |
---|---|
bin | 100001101110010… |
… | …1011110110110111 |
3 | 2220212021212222011 |
4 | 1003130223312313 |
5 | 4304141440033 |
6 | 304141545051 |
7 | 40020245242 |
oct | 10334536667 |
9 | 2825255864 |
10 | 1131593143 |
11 | 53083374a |
12 | 276b75187 |
13 | 150592b55 |
14 | aa404259 |
15 | 69526ccd |
hex | 4372bdb7 |
1131593143 has 4 divisors (see below), whose sum is σ = 1132290280. Its totient is φ = 1130896008.
The previous prime is 1131593131. The next prime is 1131593149. The reversal of 1131593143 is 3413951311.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1131593143 - 229 = 594722231 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1131593149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346128 + ... + 349381.
It is an arithmetic number, because the mean of its divisors is an integer number (283072570).
Almost surely, 21131593143 is an apocalyptic number.
1131593143 is a deficient number, since it is larger than the sum of its proper divisors (697137).
1131593143 is an equidigital number, since it uses as much as digits as its factorization.
1131593143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 697136.
The product of its digits is 4860, while the sum is 31.
The square root of 1131593143 is about 33639.1608545754. The cubic root of 1131593143 is about 1042.0697020139.
The spelling of 1131593143 in words is "one billion, one hundred thirty-one million, five hundred ninety-three thousand, one hundred forty-three".
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