Search a number
-
+
8002055487 = 353197255469
BaseRepresentation
bin1110111001111010…
…11010110100111111
3202122200021112111110
413130331122310333
5112342011233422
63402011453103
7402204230556
oct73475326477
922580245443
108002055487
113436a517a8
121673a57193
139a6ab289a
1455ca80d9d
1531c7a460c
hex1dcf5ad3f

8002055487 has 16 divisors (see below), whose sum is σ = 10925940960. Its totient is φ = 5207459712.

The previous prime is 8002055443. The next prime is 8002055507. The reversal of 8002055487 is 7845502008.

It is not a de Polignac number, because 8002055487 - 26 = 8002055423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8002055407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96412 + ... + 159057.

It is an arithmetic number, because the mean of its divisors is an integer number (682871310).

Almost surely, 28002055487 is an apocalyptic number.

8002055487 is a deficient number, since it is larger than the sum of its proper divisors (2923885473).

8002055487 is a wasteful number, since it uses less digits than its factorization.

8002055487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255722.

The product of its (nonzero) digits is 89600, while the sum is 39.

The square root of 8002055487 is about 89454.2088836518. The cubic root of 8002055487 is about 2000.1712759152.

The spelling of 8002055487 in words is "eight billion, two million, fifty-five thousand, four hundred eighty-seven".

Divisors: 1 3 53 159 197 591 10441 31323 255469 766407 13539857 40619571 50327393 150982179 2667351829 8002055487