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5043212501 = 8956665309
BaseRepresentation
bin1001011001001100…
…10101000011010101
3111000110200201222012
410230212111003111
540312030300001
62152233314005
7235655412305
oct45446250325
914013621865
105043212501
112158842218
12b88b65905
13624aab712
1435bb0d605
151e7b402bb
hex12c9950d5

5043212501 has 4 divisors (see below), whose sum is σ = 5099877900. Its totient is φ = 4986547104.

The previous prime is 5043212483. The next prime is 5043212533. The reversal of 5043212501 is 1052123405.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2449755025 + 2593457476 = 49495^2 + 50926^2 .

It is a cyclic number.

It is not a de Polignac number, because 5043212501 - 26 = 5043212437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5043211501) 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, 28332566 + ... + 28332743.

It is an arithmetic number, because the mean of its divisors is an integer number (1274969475).

Almost surely, 25043212501 is an apocalyptic number.

It is an amenable number.

5043212501 is a deficient number, since it is larger than the sum of its proper divisors (56665399).

5043212501 is an equidigital number, since it uses as much as digits as its factorization.

5043212501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56665398.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5043212501 is about 71015.5792837037. The cubic root of 5043212501 is about 1714.8879788113.

Adding to 5043212501 its reverse (1052123405), we get a palindrome (6095335906).

The spelling of 5043212501 in words is "five billion, forty-three million, two hundred twelve thousand, five hundred one".

Divisors: 1 89 56665309 5043212501