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BaseRepresentation
bin1001000011101100…
…1100010100111001
320021110011202021111
42100323030110321
514434421423324
61041134040321
7114152602645
oct22073142471
96243152244
102431436089
111038533a15
1257a3490a1
132c99744a4
14190cc3c25
15e36d5794
hex90ecc539

2431436089 has 4 divisors (see below), whose sum is σ = 2433208356. Its totient is φ = 2429663824.

The previous prime is 2431436083. The next prime is 2431436129. The reversal of 2431436089 is 9806341342.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1642275625 + 789160464 = 40525^2 + 28092^2 .

It is a cyclic number.

It is not a de Polignac number, because 2431436089 - 23 = 2431436081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2431436081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884074 + ... + 886819.

It is an arithmetic number, because the mean of its divisors is an integer number (608302089).

Almost surely, 22431436089 is an apocalyptic number.

It is an amenable number.

2431436089 is a deficient number, since it is larger than the sum of its proper divisors (1772267).

2431436089 is a wasteful number, since it uses less digits than its factorization.

2431436089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772266.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 2431436089 is about 49309.5942895498. The cubic root of 2431436089 is about 1344.6862152709.

The spelling of 2431436089 in words is "two billion, four hundred thirty-one million, four hundred thirty-six thousand, eighty-nine".

Divisors: 1 1373 1770893 2431436089