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80410244 = 2221539337
BaseRepresentation
bin1001100101011…
…11011010000100
312121022021010012
410302233122010
5131041111434
611551245352
71664322125
oct462573204
9177267105
1080410244
1141431452
1222b19858
1313875035
14a97204c
1570d53ce
hex4caf684

80410244 has 12 divisors (see below), whose sum is σ = 140798364. Its totient is φ = 40182144.

The previous prime is 80410199. The next prime is 80410247. The reversal of 80410244 is 44201408.

It can be written as a sum of positive squares in 2 ways, for example, as 42094144 + 38316100 = 6488^2 + 6190^2 .

It is not an unprimeable number, because it can be changed into a prime (80410247) 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 3 ways as a sum of consecutive naturals, for example, 3944 + ... + 13280.

It is an arithmetic number, because the mean of its divisors is an integer number (11733197).

Almost surely, 280410244 is an apocalyptic number.

It is an amenable number.

80410244 is a deficient number, since it is larger than the sum of its proper divisors (60388120).

80410244 is a wasteful number, since it uses less digits than its factorization.

80410244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11494 (or 11492 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 80410244 is about 8967.1759211025. The cubic root of 80410244 is about 431.6222191696.

Subtracting from 80410244 its sum of digits (23), we obtain a triangular number (80410221 = T12681).

The spelling of 80410244 in words is "eighty million, four hundred ten thousand, two hundred forty-four".

Divisors: 1 2 4 2153 4306 8612 9337 18674 37348 20102561 40205122 80410244