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6968928911 = 742902511
BaseRepresentation
bin1100111110110000…
…10110101010001111
3122222200021021021012
412133120112222033
5103233021211121
63111304155435
7334460630000
oct63730265217
918880237235
106968928911
112a5686248a
121425a68b7b
13870a47599
144a178d1a7
152abc2cc5b
hex19f616a8f

6968928911 has 10 divisors (see below), whose sum is σ = 8129936112. Its totient is φ = 5973365580.

The previous prime is 6968928899. The next prime is 6968928913. The reversal of 6968928911 is 1198298696.

It is not a de Polignac number, because 6968928911 - 210 = 6968927887 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 (6968928913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1448855 + ... + 1453656.

Almost surely, 26968928911 is an apocalyptic number.

6968928911 is a deficient number, since it is larger than the sum of its proper divisors (1161007201).

6968928911 is an frugal number, since it uses more digits than its factorization.

6968928911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2902539 (or 2902518 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 59.

The square root of 6968928911 is about 83480.1108707936. The cubic root of 6968928911 is about 1910.0966583029.

The spelling of 6968928911 in words is "six billion, nine hundred sixty-eight million, nine hundred twenty-eight thousand, nine hundred eleven".

Divisors: 1 7 49 343 2401 2902511 20317577 142223039 995561273 6968928911