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7929190116 = 2236172972
BaseRepresentation
bin1110110001001110…
…11101011011100100
3202110121011121000000
413120213131123210
5112214333040431
63350450021300
7400331001231
oct73047353344
922417147000
107929190116
1133a9903991
121653577830
1399497ca93
14553114788
153161ae9e6
hex1d89dd6e4

7929190116 has 189 divisors, whose sum is σ = 22330583499. Its totient is φ = 2461943808.

The previous prime is 7929190111. The next prime is 7929190229. The reversal of 7929190116 is 6110919297.

The square root of 7929190116 is 89046.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 464230116 + 7464960000 = 21546^2 + 86400^2 .

It is not an unprimeable number, because it can be changed into a prime (7929190111) 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 62 ways as a sum of consecutive naturals, for example, 81744180 + ... + 81744276.

Almost surely, 27929190116 is an apocalyptic number.

7929190116 is the 89046-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7929190116

7929190116 is an abundant number, since it is smaller than the sum of its proper divisors (14401393383).

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

7929190116 is an equidigital number, since it uses as much as digits as its factorization.

7929190116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 45.

The cubic root of 7929190116 is about 1994.0816803545.

The spelling of 7929190116 in words is "seven billion, nine hundred twenty-nine million, one hundred ninety thousand, one hundred sixteen".