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80800804488 = 23323146378269
BaseRepresentation
bin100101101000000011…
…0100110111010001000
321201120010222011020110
41023100012212322020
52310440001220423
6101041441354320
75560214335365
oct1132006467210
9251503864213
1080800804488
11312a3a47378
12137b00389a0
137809009c21
143ca727346c
15217d954193
hex12d01a6e88

80800804488 has 32 divisors (see below), whose sum is σ = 210784708800. Its totient is φ = 25762575168.

The previous prime is 80800804477. The next prime is 80800804501. The reversal of 80800804488 is 88440800808.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73188583 + ... + 73189686.

It is an arithmetic number, because the mean of its divisors is an integer number (6587022150).

Almost surely, 280800804488 is an apocalyptic number.

It is an amenable number.

80800804488 is an abundant number, since it is smaller than the sum of its proper divisors (129983904312).

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

80800804488 is a wasteful number, since it uses less digits than its factorization.

80800804488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146378301 (or 146378297 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 48.

The spelling of 80800804488 in words is "eighty billion, eight hundred million, eight hundred four thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 552 146378269 292756538 439134807 585513076 878269614 1171026152 1756539228 3366700187 3513078456 6733400374 10100100561 13466800748 20200201122 26933601496 40400402244 80800804488