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6679485249 = 317130970299
BaseRepresentation
bin1100011100010000…
…01101101101000001
3122020111122000012120
412032020031231001
5102134422011444
63022444314453
7324344454633
oct61610155501
918214560176
106679485249
112918439148
121364b42a29
13825aa4648
14475166a53
15291606b19
hex18e20db41

6679485249 has 8 divisors (see below), whose sum is σ = 9429861600. Its totient is φ = 4191049536.

The previous prime is 6679485227. The next prime is 6679485251. The reversal of 6679485249 is 9425849766.

6679485249 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6679485249 - 216 = 6679419713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6679485192 and 6679485201.

It is not an unprimeable number, because it can be changed into a prime (6679475249) 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, 65485099 + ... + 65485200.

It is an arithmetic number, because the mean of its divisors is an integer number (1178732700).

Almost surely, 26679485249 is an apocalyptic number.

It is an amenable number.

6679485249 is a deficient number, since it is larger than the sum of its proper divisors (2750376351).

6679485249 is a wasteful number, since it uses less digits than its factorization.

6679485249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130970319.

The product of its digits is 26127360, while the sum is 60.

The square root of 6679485249 is about 81728.1178603790. The cubic root of 6679485249 is about 1883.2775602317.

The spelling of 6679485249 in words is "six billion, six hundred seventy-nine million, four hundred eighty-five thousand, two hundred forty-nine".

Divisors: 1 3 17 51 130970299 392910897 2226495083 6679485249