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4479910989 = 310713956109
BaseRepresentation
bin1000010110000011…
…00000010001001101
3102120012202001120020
410023001200101031
533133324122424
62020312012353
7216005420661
oct41301402115
912505661506
104479910989
11199987a484
12a503910b9
13565191a08
14306d9a8a1
151b3471079
hex10b06044d

4479910989 has 8 divisors (see below), whose sum is σ = 6029039520. Its totient is φ = 2958694896.

The previous prime is 4479910987. The next prime is 4479910993. The reversal of 4479910989 is 9890199744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4479910989 - 21 = 4479910987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4479910987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6977734 + ... + 6978375.

It is an arithmetic number, because the mean of its divisors is an integer number (753629940).

Almost surely, 24479910989 is an apocalyptic number.

It is an amenable number.

4479910989 is a deficient number, since it is larger than the sum of its proper divisors (1549128531).

4479910989 is a wasteful number, since it uses less digits than its factorization.

4479910989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13956219.

The product of its (nonzero) digits is 5878656, while the sum is 60.

The square root of 4479910989 is about 66932.1371913373. The cubic root of 4479910989 is about 1648.5032020021.

The spelling of 4479910989 in words is "four billion, four hundred seventy-nine million, nine hundred ten thousand, nine hundred eighty-nine".

Divisors: 1 3 107 321 13956109 41868327 1493303663 4479910989