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80088004880 = 2451325923669
BaseRepresentation
bin100101010010110011…
…1011111100100010000
321122201110201011222222
41022211213133210100
52303010012124010
6100443015520212
75533440544412
oct1124547374420
9248643634888
1080088004880
1130a68655494
1213631389068
137724438900
143c3a7269b2
15213b0a4355
hex12a59df910

80088004880 has 60 divisors (see below), whose sum is σ = 201629879460. Its totient is φ = 29570950656.

The previous prime is 80088004879. The next prime is 80088004903. The reversal of 80088004880 is 8840088008.

It can be written as a sum of positive squares in 6 ways, for example, as 1248350224 + 78839654656 = 35332^2 + 280784^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2948315 + ... + 2975354.

It is an arithmetic number, because the mean of its divisors is an integer number (3360497991).

Almost surely, 280088004880 is an apocalyptic number.

80088004880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80088004880 is an abundant number, since it is smaller than the sum of its proper divisors (121541874580).

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

80088004880 is a wasteful number, since it uses less digits than its factorization.

80088004880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5923708 (or 5923689 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 44.

The spelling of 80088004880 in words is "eighty billion, eighty-eight million, four thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 169 208 260 338 520 676 845 1040 1352 1690 2704 3380 6760 13520 5923669 11847338 23694676 29618345 47389352 59236690 77007697 94778704 118473380 154015394 236946760 308030788 385038485 473893520 616061576 770076970 1001100061 1232123152 1540153940 2002200122 3080307880 4004400244 5005500305 6160615760 8008800488 10011000610 16017600976 20022001220 40044002440 80088004880