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8280005084 = 2213159230867
BaseRepresentation
bin1111011011000011…
…01101100111011100
3210101001021211122222
413231201231213130
5113424140130314
63445341124512
7412120611341
oct75541554734
923331254588
108280005084
11356993540a
121730b59738
13a1c55cbc0
145879547c8
15336da9c8e
hex1ed86d9dc

8280005084 has 12 divisors (see below), whose sum is σ = 15604625064. Its totient is φ = 3821540784.

The previous prime is 8280005081. The next prime is 8280005101. The reversal of 8280005084 is 4805000828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8280005081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79615382 + ... + 79615485.

It is an arithmetic number, because the mean of its divisors is an integer number (1300385422).

Almost surely, 28280005084 is an apocalyptic number.

It is an amenable number.

8280005084 is a deficient number, since it is larger than the sum of its proper divisors (7324619980).

8280005084 is a wasteful number, since it uses less digits than its factorization.

8280005084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159230884 (or 159230882 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 35.

The square root of 8280005084 is about 90994.5332643670. The cubic root of 8280005084 is about 2023.0666979595.

The spelling of 8280005084 in words is "eight billion, two hundred eighty million, five thousand, eighty-four".

Divisors: 1 2 4 13 26 52 159230867 318461734 636923468 2070001271 4140002542 8280005084