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7028146984 = 2323291317119
BaseRepresentation
bin1101000101110100…
…10000001100101000
3200010210200212012011
412202322100030220
5103343201200414
63121221325304
7336110156305
oct64272201450
920123625164
107028146984
112a87229941
121441866834
138800ac671
144a95a60ac
152b2028dc4
hex1a2e90328

7028146984 has 32 divisors (see below), whose sum is σ = 14224896000. Its totient is φ = 3245378752.

The previous prime is 7028146967. The next prime is 7028147023. The reversal of 7028146984 is 4896418207.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653224 + ... + 663895.

It is an arithmetic number, because the mean of its divisors is an integer number (444528000).

Almost surely, 27028146984 is an apocalyptic number.

It is an amenable number.

7028146984 is an abundant number, since it is smaller than the sum of its proper divisors (7196749016).

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

7028146984 is a wasteful number, since it uses less digits than its factorization.

7028146984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317177 (or 1317173 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 49.

The square root of 7028146984 is about 83834.0443018229. The cubic root of 7028146984 is about 1915.4917178355.

The spelling of 7028146984 in words is "seven billion, twenty-eight million, one hundred forty-six thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 23 29 46 58 92 116 184 232 667 1334 2668 5336 1317119 2634238 5268476 10536952 30293737 38196451 60587474 76392902 121174948 152785804 242349896 305571608 878518373 1757036746 3514073492 7028146984