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6986608001 = 7978766133
BaseRepresentation
bin1101000000110111…
…10010110110000001
3200000220112110102022
412200123302312001
5103302032424001
63113135131225
7335064121352
oct64033626601
920026473368
106986608001
112a65837aaa
12142b973b15
138745c7499
144a3c71d29
152ad57111b
hex1a06f2d81

6986608001 has 4 divisors (see below), whose sum is σ = 6995374932. Its totient is φ = 6977841072.

The previous prime is 6986607973. The next prime is 6986608019. The reversal of 6986608001 is 1008066896.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4771493776 + 2215114225 = 69076^2 + 47065^2 .

It is a cyclic number.

It is not a de Polignac number, because 6986608001 - 26 = 6986607937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6986608021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4382270 + ... + 4383863.

It is an arithmetic number, because the mean of its divisors is an integer number (1748843733).

Almost surely, 26986608001 is an apocalyptic number.

It is an amenable number.

6986608001 is a deficient number, since it is larger than the sum of its proper divisors (8766931).

6986608001 is an equidigital number, since it uses as much as digits as its factorization.

6986608001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8766930.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 6986608001 is about 83585.9318366434. The cubic root of 6986608001 is about 1911.7105005429.

The spelling of 6986608001 in words is "six billion, nine hundred eighty-six million, six hundred eight thousand, one".

Divisors: 1 797 8766133 6986608001