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2230184898 = 232111312
BaseRepresentation
bin1000010011101101…
…1110101111000010
312202102111010112200
42010323132233002
514031411404043
61005144334030
7106160154534
oct20473365702
95672433480
102230184898
11a44976a17
12522a74316
1329706c846
14172297854
15d0bd07d3
hex84edebc2

2230184898 has 18 divisors (see below), whose sum is σ = 4832501427. Its totient is φ = 743328180.

The previous prime is 2230184863. The next prime is 2230184911. The reversal of 2230184898 is 8984810322.

It can be written as a sum of positive squares in only one way, i.e., 1115092449 + 1115092449 = 33393^2 + 33393^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅BA, here for A=2, B=33393.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 194793 + ... + 205923.

Almost surely, 22230184898 is an apocalyptic number.

2230184898 is an abundant number, since it is smaller than the sum of its proper divisors (2602316529).

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

2230184898 is an frugal number, since it uses more digits than its factorization.

2230184898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22270 (or 11136 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 2230184898 is about 47224.8334883248. The cubic root of 2230184898 is about 1306.5126635306.

The spelling of 2230184898 in words is "two billion, two hundred thirty million, one hundred eighty-four thousand, eight hundred ninety-eight".

Divisors: 1 2 3 6 9 18 11131 22262 33393 66786 100179 200358 123899161 247798322 371697483 743394966 1115092449 2230184898