Base | Representation |
---|---|
bin | 1111101000001… |
… | …00100010011101 |
3 | 100010200002111000 |
4 | 13310010202131 |
5 | 232024344324 |
6 | 21001420513 |
7 | 3151152210 |
oct | 764044235 |
9 | 303602430 |
10 | 131090589 |
11 | 67aa7333 |
12 | 37a9a739 |
13 | 2120acc6 |
14 | 135a5777 |
15 | b7969c9 |
hex | 7d0489d |
131090589 has 16 divisors (see below), whose sum is σ = 221952640. Its totient is φ = 74908800.
The previous prime is 131090573. The next prime is 131090623. The reversal of 131090589 is 985090131.
It is a happy number.
It is not a de Polignac number, because 131090589 - 24 = 131090573 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131090549) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 346612 + ... + 346989.
It is an arithmetic number, because the mean of its divisors is an integer number (13872040).
Almost surely, 2131090589 is an apocalyptic number.
It is an amenable number.
131090589 is a deficient number, since it is larger than the sum of its proper divisors (90862051).
131090589 is an equidigital number, since it uses as much as digits as its factorization.
131090589 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 693617 (or 693611 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 36.
The square root of 131090589 is about 11449.4798571813. The cubic root of 131090589 is about 507.9923493278.
The spelling of 131090589 in words is "one hundred thirty-one million, ninety thousand, five hundred eighty-nine".
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