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80063885 = 5112592243
BaseRepresentation
bin1001100010110…
…10110110001101
312120122200000002
410301122312031
5130444021020
611540014045
71661350256
oct461326615
9176580002
1080063885
1141215200
1222991325
13137834a5
14a8c1b2d
157067975
hex4c5ad8d

80063885 has 24 divisors (see below), whose sum is σ = 107442720. Its totient is φ = 57215840.

The previous prime is 80063873. The next prime is 80063911. The reversal of 80063885 is 58836008.

It is a happy number.

It is not a de Polignac number, because 80063885 - 220 = 79015309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34574 + ... + 36816.

It is an arithmetic number, because the mean of its divisors is an integer number (4476780).

Almost surely, 280063885 is an apocalyptic number.

It is an amenable number.

80063885 is a deficient number, since it is larger than the sum of its proper divisors (27378835).

80063885 is a wasteful number, since it uses less digits than its factorization.

80063885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329 (or 2318 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 80063885 is about 8947.8424773797. The cubic root of 80063885 is about 431.0016042059.

The spelling of 80063885 in words is "eighty million, sixty-three thousand, eight hundred eighty-five".

Divisors: 1 5 11 55 59 121 295 605 649 2243 3245 7139 11215 24673 35695 123365 132337 271403 661685 1357015 1455707 7278535 16012777 80063885