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8020048087 = 471631046867
BaseRepresentation
bin1110111100000100…
…00011100011010111
3202200221010122201001
413132002003203113
5112411113014322
63403453244131
7402513166252
oct73602034327
922627118631
108020048087
113446120917
121679a93647
139aa7423ac
14561206099
1531e15a827
hex1de0838d7

8020048087 has 8 divisors (see below), whose sum is σ = 8240944896. Its totient is φ = 7801245432.

The previous prime is 8020048079. The next prime is 8020048093. The reversal of 8020048087 is 7808400208.

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

It is a cyclic number.

It is not a de Polignac number, because 8020048087 - 23 = 8020048079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8020048097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515773 + ... + 531094.

It is an arithmetic number, because the mean of its divisors is an integer number (1030118112).

Almost surely, 28020048087 is an apocalyptic number.

8020048087 is a deficient number, since it is larger than the sum of its proper divisors (220896809).

8020048087 is a wasteful number, since it uses less digits than its factorization.

8020048087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047077.

The product of its (nonzero) digits is 28672, while the sum is 37.

The square root of 8020048087 is about 89554.7211876627. The cubic root of 8020048087 is about 2001.6692802807.

The spelling of 8020048087 in words is "eight billion, twenty million, forty-eight thousand, eighty-seven".

Divisors: 1 47 163 7661 1046867 49202749 170639321 8020048087