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80080844808 = 23353174736037
BaseRepresentation
bin100101010010100110…
…0001011100000001000
321122200222020102020010
41022211030023200020
52303001144013213
6100442202231520
75533322643516
oct1124514134010
9248628212203
1080080844808
1130a64604a78
121362aab55a0
137722acc893
143c397c14b6
15213a63cac3
hex12a530b808

80080844808 has 64 divisors (see below), whose sum is σ = 204101933760. Its totient is φ = 26174244096.

The previous prime is 80080844807. The next prime is 80080844813. The reversal of 80080844808 is 80844808008.

It is not an unprimeable number, because it can be changed into a prime (80080844807) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2204166 + ... + 2240202.

It is an arithmetic number, because the mean of its divisors is an integer number (3189092715).

Almost surely, 280080844808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80080844808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102050966880).

80080844808 is an abundant number, since it is smaller than the sum of its proper divisors (124021088952).

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

80080844808 is a wasteful number, since it uses less digits than its factorization.

80080844808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37846 (or 37842 counting only the distinct ones).

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

The spelling of 80080844808 in words is "eighty billion, eighty million, eight hundred forty-four thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 53 106 159 212 318 424 636 1272 1747 3494 5241 6988 10482 13976 20964 36037 41928 72074 92591 108111 144148 185182 216222 277773 288296 370364 432444 555546 740728 864888 1111092 1909961 2222184 3819922 5729883 7639844 11459766 15279688 22919532 45839064 62956639 125913278 188869917 251826556 377739834 503653112 755479668 1510959336 3336701867 6673403734 10010105601 13346807468 20020211202 26693614936 40040422404 80080844808