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5247061 = 40912829
BaseRepresentation
bin10100000001000001010101
3100212120121121
4110001001111
52320401221
6304243541
762412361
oct24010125
910776547
105247061
112a64216
1219105b1
131119391
149a82a1
156d9a41
hex501055

5247061 has 4 divisors (see below), whose sum is σ = 5260300. Its totient is φ = 5233824.

The previous prime is 5247043. The next prime is 5247071. The reversal of 5247061 is 1607425.

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 4490161 + 756900 = 2119^2 + 870^2 .

It is a cyclic number.

It is not a de Polignac number, because 5247061 - 211 = 5245013 is a prime.

It is a super-3 number, since 3×52470613 (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5247001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6006 + ... + 6823.

It is an arithmetic number, because the mean of its divisors is an integer number (1315075).

Almost surely, 25247061 is an apocalyptic number.

It is an amenable number.

5247061 is a deficient number, since it is larger than the sum of its proper divisors (13239).

5247061 is a wasteful number, since it uses less digits than its factorization.

5247061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13238.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 5247061 is about 2290.6464153160. The cubic root of 5247061 is about 173.7688943102.

The spelling of 5247061 in words is "five million, two hundred forty-seven thousand, sixty-one".

Divisors: 1 409 12829 5247061