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4531342213 = 73281220901
BaseRepresentation
bin1000011100001011…
…01100101110000101
3102200210112000221101
410032011230232011
533240010422323
62025350220101
7220201526146
oct41605545605
912623460841
104531342213
111a15908522
12a65654631
13572a2b6a8
1430db47acd
151b7c2edad
hex10e16cb85

4531342213 has 8 divisors (see below), whose sum is σ = 4609782936. Its totient is φ = 4453344000.

The previous prime is 4531342187. The next prime is 4531342259. The reversal of 4531342213 is 3122431354.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2811332484 + 1720009729 = 53022^2 + 41473^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4531342213 - 29 = 4531341701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4531342313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89938 + ... + 130963.

It is an arithmetic number, because the mean of its divisors is an integer number (576222867).

Almost surely, 24531342213 is an apocalyptic number.

It is an amenable number.

4531342213 is a deficient number, since it is larger than the sum of its proper divisors (78440723).

4531342213 is a wasteful number, since it uses less digits than its factorization.

4531342213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221255.

The product of its digits is 8640, while the sum is 28.

The square root of 4531342213 is about 67315.2450266654. The cubic root of 4531342213 is about 1654.7877120820.

Adding to 4531342213 its reverse (3122431354), we get a palindrome (7653773567).

It can be divided in two parts, 4531342 and 213, that added together give a triangular number (4531555 = T3010).

The spelling of 4531342213 in words is "four billion, five hundred thirty-one million, three hundred forty-two thousand, two hundred thirteen".

Divisors: 1 73 281 20513 220901 16125773 62073181 4531342213