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2008008480 = 25354183351
BaseRepresentation
bin111011110101111…
…1100011100100000
312011221102101210110
41313223330130200
513103022232410
6531130331320
7100521535062
oct16753743440
95157371713
102008008480
11940517545
12480589b40
1326001c5ca
14150981732
15bb445720
hex77afc720

2008008480 has 48 divisors (see below), whose sum is σ = 6325228224. Its totient is φ = 535468800.

The previous prime is 2008008473. The next prime is 2008008481. The reversal of 2008008480 is 848008002.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2008008481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2091196 + ... + 2092155.

It is an arithmetic number, because the mean of its divisors is an integer number (131775588).

Almost surely, 22008008480 is an apocalyptic number.

2008008480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2008008480 is an abundant number, since it is smaller than the sum of its proper divisors (4317219744).

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

2008008480 is a wasteful number, since it uses less digits than its factorization.

2008008480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183369 (or 4183361 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 2008008480 is about 44810.8076249469. The cubic root of 2008008480 is about 1261.6004856858.

The spelling of 2008008480 in words is "two billion, eight million, eight thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 4183351 8366702 12550053 16733404 20916755 25100106 33466808 41833510 50200212 62750265 66933616 83667020 100400424 125500530 133867232 167334040 200800848 251001060 334668080 401601696 502002120 669336160 1004004240 2008008480