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80058140 = 2254002907
BaseRepresentation
bin1001100010110…
…01011100011100
312120122101010022
410301121130130
5130443330030
611535531312
71661324441
oct461313434
9176571108
1080058140
1141210958
1222989b38
13137809a6
14a8bd9c8
157065de5
hex4c5971c

80058140 has 12 divisors (see below), whose sum is σ = 168122136. Its totient is φ = 32023248.

The previous prime is 80058113. The next prime is 80058163. The reversal of 80058140 is 4185008.

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 3 ways as a sum of consecutive naturals, for example, 2001434 + ... + 2001473.

It is an arithmetic number, because the mean of its divisors is an integer number (14010178).

Almost surely, 280058140 is an apocalyptic number.

It is an amenable number.

80058140 is an abundant number, since it is smaller than the sum of its proper divisors (88063996).

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

80058140 is a wasteful number, since it uses less digits than its factorization.

80058140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002916 (or 4002914 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 80058140 is about 8947.5214445119. The cubic root of 80058140 is about 430.9912950907.

The spelling of 80058140 in words is "eighty million, fifty-eight thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 4002907 8005814 16011628 20014535 40029070 80058140