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8191152106 = 29283441191
BaseRepresentation
bin1111010000011101…
…10000111111101010
3210010212002122021221
413220032300333222
5113233413331411
63432444452254
7406661433634
oct75016607752
923125078257
108191152106
1135237678a5
12170724a08a
13a07020087
14579c25a54
1532e1a8071
hex1e83b0fea

8191152106 has 8 divisors (see below), whose sum is σ = 12288079584. Its totient is φ = 4095125580.

The previous prime is 8191152043. The next prime is 8191152107. The reversal of 8191152106 is 6012511918.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (8191152107) 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 3 ways as a sum of consecutive naturals, for example, 202030 + ... + 239161.

It is an arithmetic number, because the mean of its divisors is an integer number (1536009948).

Almost surely, 28191152106 is an apocalyptic number.

8191152106 is a deficient number, since it is larger than the sum of its proper divisors (4096927478).

8191152106 is a wasteful number, since it uses less digits than its factorization.

8191152106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450476.

The product of its (nonzero) digits is 4320, while the sum is 34.

The square root of 8191152106 is about 90504.9838738177. The cubic root of 8191152106 is about 2015.8041279856.

The spelling of 8191152106 in words is "eight billion, one hundred ninety-one million, one hundred fifty-two thousand, one hundred six".

Divisors: 1 2 9283 18566 441191 882382 4095576053 8191152106