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80014187 = 1119382843
BaseRepresentation
bin1001100010011…
…10101101101011
312120120010211102
410301032231223
5130440423222
611534552015
71661052341
oct461165553
9176503742
1080014187
1141190930
122296860b
1313766996
14a8ab991
157057d92
hex4c4eb6b

80014187 has 8 divisors (see below), whose sum is σ = 91882560. Its totient is φ = 68911560.

The previous prime is 80014177. The next prime is 80014199. The reversal of 80014187 is 78141008.

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

It is a cyclic number.

It is not a de Polignac number, because 80014187 - 210 = 80013163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80014117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191213 + ... + 191630.

It is an arithmetic number, because the mean of its divisors is an integer number (11485320).

Almost surely, 280014187 is an apocalyptic number.

80014187 is a deficient number, since it is larger than the sum of its proper divisors (11868373).

80014187 is a wasteful number, since it uses less digits than its factorization.

80014187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382873.

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 80014187 is about 8945.0649522516. The cubic root of 80014187 is about 430.9124073050.

The spelling of 80014187 in words is "eighty million, fourteen thousand, one hundred eighty-seven".

Divisors: 1 11 19 209 382843 4211273 7274017 80014187