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6704306680 = 235167607667
BaseRepresentation
bin1100011111001101…
…11001100111111000
3122022020100001210211
412033212321213320
5102212300303210
63025132320504
7325065444421
oct61746714770
918266301724
106704306680
112930451925
121371313134
1382ac85496
14478588648
152938ab38a
hex18f9b99f8

6704306680 has 16 divisors (see below), whose sum is σ = 15084690120. Its totient is φ = 2681722656.

The previous prime is 6704306663. The next prime is 6704306701. The reversal of 6704306680 is 866034076.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 167607667 = 6704306680 / (6 + 7 + 0 + 4 + 3 + 0 + 6 + 6 + 8 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83803794 + ... + 83803873.

Almost surely, 26704306680 is an apocalyptic number.

It is an amenable number.

6704306680 is an abundant number, since it is smaller than the sum of its proper divisors (8380383440).

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

6704306680 is a wasteful number, since it uses less digits than its factorization.

6704306680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167607678 (or 167607674 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 6704306680 is about 81879.8307277195. The cubic root of 6704306680 is about 1885.6074732997.

The spelling of 6704306680 in words is "six billion, seven hundred four million, three hundred six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 167607667 335215334 670430668 838038335 1340861336 1676076670 3352153340 6704306680