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4939289898 = 236263131441
BaseRepresentation
bin1001001100110011…
…11001010100101010
3110202020010220221220
410212121321110222
540103424234043
62134042042510
7233254162044
oct44631712452
913666126856
104939289898
112105111674
12b5a1a9436
136093c365a
1434bdbaa94
151dd963483
hex12667952a

4939289898 has 16 divisors (see below), whose sum is σ = 9880232256. Its totient is φ = 1646154560.

The previous prime is 4939289869. The next prime is 4939289899. The reversal of 4939289898 is 8989829394.

It is not an unprimeable number, because it can be changed into a prime (4939289899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28143 + ... + 103298.

It is an arithmetic number, because the mean of its divisors is an integer number (617514516).

Almost surely, 24939289898 is an apocalyptic number.

4939289898 is an abundant number, since it is smaller than the sum of its proper divisors (4940942358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4939289898 is a wasteful number, since it uses less digits than its factorization.

4939289898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137709.

The product of its digits is 80621568, while the sum is 69.

The square root of 4939289898 is about 70280.0818013184. The cubic root of 4939289898 is about 1703.0268908557.

The spelling of 4939289898 in words is "four billion, nine hundred thirty-nine million, two hundred eighty-nine thousand, eight hundred ninety-eight".

Divisors: 1 2 3 6 6263 12526 18789 37578 131441 262882 394323 788646 823214983 1646429966 2469644949 4939289898