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2230212330 = 232524780137
BaseRepresentation
bin1000010011101110…
…0101011011101010
312202102112112011200
42010323211123222
514031413243310
61005145105030
7106160330523
oct20473453352
95672475150
102230212330
11a44995595
12522a88176
1329707c188
141722a384a
15d0bd89c0
hex84ee56ea

2230212330 has 24 divisors (see below), whose sum is σ = 5798552292. Its totient is φ = 594723264.

The previous prime is 2230212239. The next prime is 2230212349. The reversal of 2230212330 is 332120322.

It is a happy number.

2230212330 is a `hidden beast` number, since 22 + 302 + 12 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2163087081 + 67125249 = 46509^2 + 8193^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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 11 ways as a sum of consecutive naturals, for example, 12389979 + ... + 12390158.

Almost surely, 22230212330 is an apocalyptic number.

2230212330 is an abundant number, since it is smaller than the sum of its proper divisors (3568339962).

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

2230212330 is a wasteful number, since it uses less digits than its factorization.

2230212330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24780150 (or 24780147 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2230212330 is about 47225.1239278416. The cubic root of 2230212330 is about 1306.5180203523.

Adding to 2230212330 its reverse (332120322), we get a palindrome (2562332652).

The spelling of 2230212330 in words is "two billion, two hundred thirty million, two hundred twelve thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 24780137 49560274 74340411 123900685 148680822 223021233 247801370 371702055 446042466 743404110 1115106165 2230212330