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80775060 = 22352236037
BaseRepresentation
bin1001101000010…
…00011110010100
312121222210112220
410310020132110
5131134300220
612003142340
72000401542
oct464103624
9177883486
1080775060
1141660553
12230749b0
13139720c2
14aa28d92
157158540
hex4d08794

80775060 has 48 divisors (see below), whose sum is σ = 227222016. Its totient is φ = 21439872.

The previous prime is 80775059. The next prime is 80775091. The reversal of 80775060 is 6057708.

It is a super-2 number, since 2×807750602 = 13049220636007200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10362 + ... + 16398.

It is an arithmetic number, because the mean of its divisors is an integer number (4733792).

Almost surely, 280775060 is an apocalyptic number.

It is an amenable number.

80775060 is an abundant number, since it is smaller than the sum of its proper divisors (146446956).

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

80775060 is a wasteful number, since it uses less digits than its factorization.

80775060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6272 (or 6270 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 80775060 is about 8987.4946453392. The cubic root of 80775060 is about 432.2739817207.

The spelling of 80775060 in words is "eighty million, seven hundred seventy-five thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 223 446 669 892 1115 1338 2230 2676 3345 4460 6037 6690 12074 13380 18111 24148 30185 36222 60370 72444 90555 120740 181110 362220 1346251 2692502 4038753 5385004 6731255 8077506 13462510 16155012 20193765 26925020 40387530 80775060