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6484438793 = 76763136973
BaseRepresentation
bin1100000101000000…
…01010111100001001
3121201220121121202202
412002200022330021
5101240004020133
62551240005545
7316455551240
oct60240127411
917656547682
106484438793
112828329928
12130b7608b5
137c4562c41
144572b3957
1527e42a2e8
hex18280af09

6484438793 has 8 divisors (see below), whose sum is σ = 7411937088. Its totient is φ = 5557227984.

The previous prime is 6484438781. The next prime is 6484438853. The reversal of 6484438793 is 3978344846.

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

It is not a de Polignac number, because 6484438793 - 26 = 6484438729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6484438393) 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, 21146 + ... + 115827.

It is an arithmetic number, because the mean of its divisors is an integer number (926492136).

Almost surely, 26484438793 is an apocalyptic number.

It is an amenable number.

6484438793 is a deficient number, since it is larger than the sum of its proper divisors (927498295).

6484438793 is a wasteful number, since it uses less digits than its factorization.

6484438793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143743.

The product of its digits is 13934592, while the sum is 56.

The square root of 6484438793 is about 80526.0131448217. The cubic root of 6484438793 is about 1864.7650965922.

The spelling of 6484438793 in words is "six billion, four hundred eighty-four million, four hundred thirty-eight thousand, seven hundred ninety-three".

Divisors: 1 7 6763 47341 136973 958811 926348399 6484438793