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80088004805 = 5223155946073
BaseRepresentation
bin100101010010110011…
…1011111100011000101
321122201110201011220012
41022211213133203011
52303010012123210
6100443015520005
75533440544244
oct1124547374305
9248643634805
1080088004805
1130a68655426
1213631389005
137724438873
143c3a72695b
15213b0a4305
hex12a59df8c5

80088004805 has 16 divisors (see below), whose sum is σ = 96600591360. Its totient is φ = 63740796288.

The previous prime is 80088004783. The next prime is 80088004817. The reversal of 80088004805 is 50840088008.

It is a cyclic number.

It is not a de Polignac number, because 80088004805 - 222 = 80083810501 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1715249 + ... + 1761321.

It is an arithmetic number, because the mean of its divisors is an integer number (6037536960).

Almost surely, 280088004805 is an apocalyptic number.

It is an amenable number.

80088004805 is a deficient number, since it is larger than the sum of its proper divisors (16512586555).

80088004805 is a wasteful number, since it uses less digits than its factorization.

80088004805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47860.

The product of its (nonzero) digits is 81920, while the sum is 41.

The spelling of 80088004805 in words is "eighty billion, eighty-eight million, four thousand, eight hundred five".

Divisors: 1 5 223 1115 1559 7795 46073 230365 347657 1738285 10274279 51371395 71827807 359139035 16017600961 80088004805