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80703086 = 2106937747
BaseRepresentation
bin1001100111101…
…10111001101110
312121212010211012
410303312321232
5131124444321
612001425222
71666651652
oct463667156
9177763735
1080703086
1141611472
122303b212
1313948409
14aa0aa62
15714205b
hex4cf6e6e

80703086 has 8 divisors (see below), whose sum is σ = 121171080. Its totient is φ = 40312728.

The previous prime is 80703083. The next prime is 80703163. The reversal of 80703086 is 68030708.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80703083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16736 + ... + 21011.

It is an arithmetic number, because the mean of its divisors is an integer number (15146385).

Almost surely, 280703086 is an apocalyptic number.

80703086 is a deficient number, since it is larger than the sum of its proper divisors (40467994).

80703086 is a wasteful number, since it uses less digits than its factorization.

80703086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38818.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 80703086 is about 8983.4896337670. The cubic root of 80703086 is about 432.1455520916.

The spelling of 80703086 in words is "eighty million, seven hundred three thousand, eighty-six".

Divisors: 1 2 1069 2138 37747 75494 40351543 80703086