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2223108213 = 34321318087
BaseRepresentation
bin1000010010000001…
…1111000001110101
312201221011121011020
42010200133001311
514023103430323
61004332531353
7106043052024
oct20440370165
95657147136
102223108213
11a40983117
12520620b59
13295762761
141713748bb
15d0283ae3
hex8481f075

2223108213 has 16 divisors (see below), whose sum is σ = 3034876416. Its totient is φ = 1446747120.

The previous prime is 2223108211. The next prime is 2223108233. The reversal of 2223108213 is 3128013222.

It is a happy number.

It is not a de Polignac number, because 2223108213 - 21 = 2223108211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223108211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270856 + ... + 278942.

It is an arithmetic number, because the mean of its divisors is an integer number (189679776).

Almost surely, 22223108213 is an apocalyptic number.

It is an amenable number.

2223108213 is a deficient number, since it is larger than the sum of its proper divisors (811768203).

2223108213 is a wasteful number, since it uses less digits than its factorization.

2223108213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10264.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2223108213 is about 47149.8484939241. The cubic root of 2223108213 is about 1305.1292841779.

The spelling of 2223108213 in words is "two billion, two hundred twenty-three million, one hundred eight thousand, two hundred thirteen".

Divisors: 1 3 43 129 2131 6393 8087 24261 91633 274899 347741 1043223 17233397 51700191 741036071 2223108213