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8005119912 = 2332385128871
BaseRepresentation
bin1110111010010010…
…00110111110101000
3202122220001020002200
413131021012332220
5112343302314122
63402201300200
7402242253006
oct73511067650
922586036080
108005119912
113438755089
121674a94660
139a761665a
1455d23ba76
1531cbac5ac
hex1dd246fa8

8005119912 has 48 divisors (see below), whose sum is σ = 21686914080. Its totient is φ = 2667588000.

The previous prime is 8005119883. The next prime is 8005119929. The reversal of 8005119912 is 2199115008.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262837 + ... + 291707.

It is an arithmetic number, because the mean of its divisors is an integer number (451810710).

Almost surely, 28005119912 is an apocalyptic number.

It is an amenable number.

8005119912 is an abundant number, since it is smaller than the sum of its proper divisors (13681794168).

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

8005119912 is a wasteful number, since it uses less digits than its factorization.

8005119912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32734 (or 32727 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 36.

The square root of 8005119912 is about 89471.3357003236. The cubic root of 8005119912 is about 2000.4265683466.

The spelling of 8005119912 in words is "eight billion, five million, one hundred nineteen thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 3851 7702 11553 15404 23106 28871 30808 34659 46212 57742 69318 86613 92424 115484 138636 173226 230968 259839 277272 346452 519678 692904 1039356 2078712 111182221 222364442 333546663 444728884 667093326 889457768 1000639989 1334186652 2001279978 2668373304 4002559956 8005119912