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448080080 = 2457800143
BaseRepresentation
bin11010101101010…
…010100011010000
31011020010211022112
4122231102203100
51404202030310
6112243524452
714050421630
oct3255224320
91136124275
10448080080
1120aa25218
12106089728
1371aa6b56
144371c6c0
152950e705
hex1ab528d0

448080080 has 40 divisors (see below), whose sum is σ = 1190614272. Its totient is φ = 153627264.

The previous prime is 448080049. The next prime is 448080119. The reversal of 448080080 is 80080844.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399512 + ... + 400631.

Almost surely, 2448080080 is an apocalyptic number.

448080080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

448080080 is an abundant number, since it is smaller than the sum of its proper divisors (742534192).

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

448080080 is a wasteful number, since it uses less digits than its factorization.

448080080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800163 (or 800157 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 448080080 is about 21167.9021161758. The cubic root of 448080080 is about 765.2180619193.

The spelling of 448080080 in words is "four hundred forty-eight million, eighty thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 800143 1600286 3200572 4000715 5601001 6401144 8001430 11202002 12802288 16002860 22404004 28005005 32005720 44808008 56010010 64011440 89616016 112020020 224040040 448080080