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80168110 = 25112331687
BaseRepresentation
bin1001100011101…
…00010010101110
312120211221222021
410301310102232
5131010334420
611542140354
71662263161
oct461642256
9176757867
1080168110
1141286540
1222a216ba
13137bba69
14a90bad8
1570887aa
hex4c744ae

80168110 has 32 divisors (see below), whose sum is σ = 164270592. Its totient is φ = 27883680.

The previous prime is 80168071. The next prime is 80168149. The reversal of 80168110 is 1186108.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (80168071) and next prime (80168149).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13314 + ... + 18373.

It is an arithmetic number, because the mean of its divisors is an integer number (5133456).

Almost surely, 280168110 is an apocalyptic number.

80168110 is an abundant number, since it is smaller than the sum of its proper divisors (84102482).

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

80168110 is a wasteful number, since it uses less digits than its factorization.

80168110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31728.

The product of its (nonzero) digits is 384, while the sum is 25.

The square root of 80168110 is about 8953.6646128834. The cubic root of 80168110 is about 431.1885451881.

The spelling of 80168110 in words is "eighty million, one hundred sixty-eight thousand, one hundred ten".

Divisors: 1 2 5 10 11 22 23 46 55 110 115 230 253 506 1265 2530 31687 63374 158435 316870 348557 697114 728801 1457602 1742785 3485570 3644005 7288010 8016811 16033622 40084055 80168110