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214303021243 = 534043453231
BaseRepresentation
bin1100011110010101110…
…1001001100010111011
3202111011010221110001221
43013211131021202323
512002343033134433
6242241025252511
721324425424253
oct3074535114273
9674133843057
10214303021243
1182981517813
1235649794137
131729364605c
14a52d916963
155893eb172d
hex31e57498bb

214303021243 has 4 divisors (see below), whose sum is σ = 218346474528. Its totient is φ = 210259567960.

The previous prime is 214303021217. The next prime is 214303021259. The reversal of 214303021243 is 342120303412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 214303021243 - 25 = 214303021211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214303021943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2021726563 + ... + 2021726668.

It is an arithmetic number, because the mean of its divisors is an integer number (54586618632).

Almost surely, 2214303021243 is an apocalyptic number.

214303021243 is a deficient number, since it is larger than the sum of its proper divisors (4043453285).

214303021243 is an equidigital number, since it uses as much as digits as its factorization.

214303021243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043453284.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 214303021243 its reverse (342120303412), we get a palindrome (556423324655).

The spelling of 214303021243 in words is "two hundred fourteen billion, three hundred three million, twenty-one thousand, two hundred forty-three".

Divisors: 1 53 4043453231 214303021243