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80384464008 = 23322348541343
BaseRepresentation
bin100101011011101001…
…0011001010010001000
321200111010112212110200
41022313102121102020
52304111410322013
6100532250012200
75544000445632
oct1126722312210
9250433485420
1080384464008
11310aaa30632
12136b4717060
137770996b04
143c67c57a52
152157113e73
hex12b7499488

80384464008 has 48 divisors (see below), whose sum is σ = 227173489920. Its totient is φ = 25629828576.

The previous prime is 80384464007. The next prime is 80384464021. The reversal of 80384464008 is 80046448308.

It is not an unprimeable number, because it can be changed into a prime (80384464007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24269016 + ... + 24272327.

It is an arithmetic number, because the mean of its divisors is an integer number (4732781040).

Almost surely, 280384464008 is an apocalyptic number.

It is an amenable number.

80384464008 is an abundant number, since it is smaller than the sum of its proper divisors (146789025912).

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

80384464008 is a wasteful number, since it uses less digits than its factorization.

80384464008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48541378 (or 48541371 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 45.

The spelling of 80384464008 in words is "eighty billion, three hundred eighty-four million, four hundred sixty-four thousand, eight".

Divisors: 1 2 3 4 6 8 9 12 18 23 24 36 46 69 72 92 138 184 207 276 414 552 828 1656 48541343 97082686 145624029 194165372 291248058 388330744 436872087 582496116 873744174 1116450889 1164992232 1747488348 2232901778 3349352667 3494976696 4465803556 6698705334 8931607112 10048058001 13397410668 20096116002 26794821336 40192232004 80384464008