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9116209152 = 212364371
BaseRepresentation
bin10000111110101111…
…00101000000000000
3212112022202102000000
420133113211000000
5122132222143102
64104332000000
7441623333151
oct103727450000
925468672000
109116209152
113958953956
121925000000
13b2387a8cb
14626a25928
153854d401c
hex21f5e5000

9116209152 has 364 divisors, whose sum is σ = 28362353184. Its totient is φ = 2926264320.

The previous prime is 9116209133. The next prime is 9116209171. The reversal of 9116209152 is 2519026119.

9116209152 is a `hidden beast` number, since 9 + 11 + 620 + 9 + 15 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (9116209133) and next prime (9116209171).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent 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 27 ways as a sum of consecutive naturals, for example, 128397277 + ... + 128397347.

Almost surely, 29116209152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9116209152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14181176592).

9116209152 is an abundant number, since it is smaller than the sum of its proper divisors (19246144032).

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

9116209152 is an frugal number, since it uses more digits than its factorization.

9116209152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 9116209152 is about 95478.8413838375. The cubic root of 9116209152 is about 2088.9983335310.

The spelling of 9116209152 in words is "nine billion, one hundred sixteen million, two hundred nine thousand, one hundred fifty-two".