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80040203 = 294615987
BaseRepresentation
bin1001100010101…
…01000100001011
312120121110111222
410301111010023
5130442241303
611535312255
71661221235
oct461250413
9176543458
1080040203
11411a9431
122297b68b
1313775789
14a8b7255
157060938
hex4c5510b

80040203 has 8 divisors (see below), whose sum is σ = 82993680. Its totient is φ = 77099680.

The previous prime is 80040187. The next prime is 80040209. The reversal of 80040203 is 30204008.

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 80040203 - 24 = 80040187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80040209) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10376 + ... + 16362.

It is an arithmetic number, because the mean of its divisors is an integer number (10374210).

Almost surely, 280040203 is an apocalyptic number.

80040203 is a deficient number, since it is larger than the sum of its proper divisors (2953477).

80040203 is a wasteful number, since it uses less digits than its factorization.

80040203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6477.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 80040203 is about 8946.5190437399. The cubic root of 80040203 is about 430.9591048671.

The spelling of 80040203 in words is "eighty million, forty thousand, two hundred three".

Divisors: 1 29 461 5987 13369 173623 2760007 80040203