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6680485 = 57190871
BaseRepresentation
bin11001011110111110100101
3110120101220101
4121132332211
53202233420
6355104101
7110532430
oct31367645
913511811
106680485
113853169
1222a2031
1314cb966
14c5c817
158be60a
hex65efa5

6680485 has 8 divisors (see below), whose sum is σ = 9161856. Its totient is φ = 4580880.

The previous prime is 6680441. The next prime is 6680489. The reversal of 6680485 is 5840866.

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

It is not a de Polignac number, because 6680485 - 27 = 6680357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6680489) 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, 95401 + ... + 95470.

It is an arithmetic number, because the mean of its divisors is an integer number (1145232).

Almost surely, 26680485 is an apocalyptic number.

It is an amenable number.

6680485 is a deficient number, since it is larger than the sum of its proper divisors (2481371).

6680485 is a wasteful number, since it uses less digits than its factorization.

6680485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190883.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 6680485 is about 2584.6634210280. The cubic root of 6680485 is about 188.3371515311.

The spelling of 6680485 in words is "six million, six hundred eighty thousand, four hundred eighty-five".

Divisors: 1 5 7 35 190871 954355 1336097 6680485