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80822279756 = 22294116993751
BaseRepresentation
bin100101101000101100…
…0100001111001001100
321201121122101012202202
41023101120201321030
52311011000423011
6101043525541032
75560565020451
oct1132130417114
9251548335682
1080822279756
1131305085029
12137b7274778
1378105b899a
143caa063828
15218079723b
hex12d1621e4c

80822279756 has 24 divisors (see below), whose sum is σ = 149884892640. Its totient is φ = 38066000000.

The previous prime is 80822279753. The next prime is 80822279771. The reversal of 80822279756 is 65797222808.

It is not an unprimeable number, because it can be changed into a prime (80822279753) 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, 8492120 + ... + 8501631.

It is an arithmetic number, because the mean of its divisors is an integer number (6245203860).

Almost surely, 280822279756 is an apocalyptic number.

It is an amenable number.

80822279756 is a deficient number, since it is larger than the sum of its proper divisors (69062612884).

80822279756 is a wasteful number, since it uses less digits than its factorization.

80822279756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16993825 (or 16993823 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 80822279756 in words is "eighty billion, eight hundred twenty-two million, two hundred seventy-nine thousand, seven hundred fifty-six".

Divisors: 1 2 4 29 41 58 82 116 164 1189 2378 4756 16993751 33987502 67975004 492818779 696743791 985637558 1393487582 1971275116 2786975164 20205569939 40411139878 80822279756