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6998328127 = 7345172
BaseRepresentation
bin1101000010010001…
…00000001100111111
3200001201120220102001
412201020200030333
5103313033000002
63114234243131
7335265544000
oct64110401477
920051526361
106998328127
112a7141255a
1214338864a7
13876b6bc7b
144a56431a7
152ae5d8a87
hex1a122033f

6998328127 has 12 divisors (see below), whose sum is σ = 8163122800. Its totient is φ = 5997238968.

The previous prime is 6998328067. The next prime is 6998328133. The reversal of 6998328127 is 7218238996.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 6998328127 - 211 = 6998326079 is a prime.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6998328167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1547073 + ... + 1551589.

Almost surely, 26998328127 is an apocalyptic number.

6998328127 is a deficient number, since it is larger than the sum of its proper divisors (1164794673).

6998328127 is an frugal number, since it uses more digits than its factorization.

6998328127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9055 (or 4524 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 55.

The square root of 6998328127 is about 83656.0107045513. The cubic root of 6998328127 is about 1912.7788764559.

The spelling of 6998328127 in words is "six billion, nine hundred ninety-eight million, three hundred twenty-eight thousand, one hundred twenty-seven".

Divisors: 1 7 49 343 4517 31619 221333 1549331 20403289 142823023 999761161 6998328127