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2212430213 = 72292516203
BaseRepresentation
bin1000001111011111…
…0000000110000101
312201012002002200202
42003313300012011
514012340231323
61003312020245
7105553226600
oct20367600605
95635062622
102212430213
11a3594a624
12518b31685
13293494406
1416db95337
15ce374d28
hex83df0185

2212430213 has 24 divisors (see below), whose sum is σ = 2673427680. Its totient is φ = 1823388000.

The previous prime is 2212430189. The next prime is 2212430239. The reversal of 2212430213 is 3120342122.

It is not a de Polignac number, because 2212430213 - 28 = 2212429957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212430273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 353570 + ... + 359772.

It is an arithmetic number, because the mean of its divisors is an integer number (111392820).

Almost surely, 22212430213 is an apocalyptic number.

It is an amenable number.

2212430213 is a deficient number, since it is larger than the sum of its proper divisors (460997467).

2212430213 is a wasteful number, since it uses less digits than its factorization.

2212430213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6497 (or 6490 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2212430213 is about 47036.4774722768. The cubic root of 2212430213 is about 1303.0363371927.

Adding to 2212430213 its reverse (3120342122), we get a palindrome (5332772335).

The spelling of 2212430213 in words is "two billion, two hundred twelve million, four hundred thirty thousand, two hundred thirteen".

Divisors: 1 7 29 49 203 251 1421 1757 6203 7279 12299 43421 50953 179887 303947 356671 1259209 1556953 8814463 10898671 45151637 76290697 316061459 2212430213