Search a number
-
+
80030330000 = 24548003033
BaseRepresentation
bin100101010001000101…
…1011110110010010000
321122120110011222221022
41022202023132302100
52302400231030000
6100433155415012
75532140403155
oct1124213366220
9248513158838
1080030330000
1130a390424a5
1213615bb4468
1377154c406a
143c32bd222c
152135eb0585
hex12a22dec90

80030330000 has 50 divisors (see below), whose sum is σ = 193761456174. Its totient is φ = 32012128000.

The previous prime is 80030329991. The next prime is 80030330063. The reversal of 80030330000 is 3303008.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 23020172176 + 57010157824 = 151724^2 + 238768^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3991517 + ... + 4011516.

Almost surely, 280030330000 is an apocalyptic number.

80030330000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80030330000 is an abundant number, since it is smaller than the sum of its proper divisors (113731126174).

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

80030330000 is an equidigital number, since it uses as much as digits as its factorization.

80030330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8003061 (or 8003040 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 80030330000 its reverse (3303008), we get a palindrome (80033633008).

The spelling of 80030330000 in words is "eighty billion, thirty million, three hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 8003033 16006066 32012132 40015165 64024264 80030330 128048528 160060660 200075825 320121320 400151650 640242640 800303300 1000379125 1600606600 2000758250 3201213200 4001516500 5001895625 8003033000 10003791250 16006066000 20007582500 40015165000 80030330000