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80800000186 = 2118073421699
BaseRepresentation
bin100101101000000001…
…1100010100010111010
321201120002110021221111
41023100003202202322
52310434300001221
6101041412230534
75560204445443
oct1132003424272
9251502407844
1080800000186
11312a3548064
12137ab90b44a
137808ab7ac9
143ca71042ca
15217d845be1
hex12d00e28ba

80800000186 has 8 divisors (see below), whose sum is σ = 121210300800. Its totient is φ = 40396566588.

The previous prime is 80800000159. The next prime is 80800000199. The reversal of 80800000186 is 68100000808.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1687236 + ... + 1734463.

It is an arithmetic number, because the mean of its divisors is an integer number (15151287600).

Almost surely, 280800000186 is an apocalyptic number.

80800000186 is a deficient number, since it is larger than the sum of its proper divisors (40410300614).

80800000186 is a wasteful number, since it uses less digits than its factorization.

80800000186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433508.

The product of its (nonzero) digits is 3072, while the sum is 31.

The spelling of 80800000186 in words is "eighty billion, eight hundred million, one hundred eighty-six", and thus it is an aban number.

Divisors: 1 2 11807 23614 3421699 6843398 40400000093 80800000186