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80275055050 = 2526738036301
BaseRepresentation
bin100101011000011000…
…1000010000111001010
321200012111200022121001
41022300301002013022
52303400403230200
6100513341005214
75541201465241
oct1126061020712
9250174608531
1080275055050
11310541a3003
1213683b5380a
13775410a798
143c574d7958
15214c70176a
hex12b0c421ca

80275055050 has 48 divisors (see below), whose sum is σ = 151604037792. Its totient is φ = 31617432000.

The previous prime is 80275055041. The next prime is 80275055057. The reversal of 80275055050 is 5055057208.

It is not an unprimeable number, because it can be changed into a prime (80275055057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12736900 + ... + 12743200.

It is an arithmetic number, because the mean of its divisors is an integer number (3158417454).

Almost surely, 280275055050 is an apocalyptic number.

80275055050 is a deficient number, since it is larger than the sum of its proper divisors (71328982742).

80275055050 is a wasteful number, since it uses less digits than its factorization.

80275055050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10183 (or 10178 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 37.

The spelling of 80275055050 in words is "eighty billion, two hundred seventy-five million, fifty-five thousand, fifty".

Divisors: 1 2 5 10 25 50 67 134 335 670 1675 3350 3803 6301 7606 12602 19015 31505 38030 63010 95075 157525 190150 254801 315050 422167 509602 844334 1274005 2110835 2548010 4221670 6370025 10554175 12740050 21108350 23962703 47925406 119813515 239627030 599067575 1198135150 1605501101 3211002202 8027505505 16055011010 40137527525 80275055050