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5720005 = 51144001
BaseRepresentation
bin10101110100011111000101
3101202121101001
4111310133011
52431020010
6322333301
766422254
oct25643705
911677331
105720005
113257585
121aba231
131253725
14a8c79b
1577ec3a
hex5747c5

5720005 has 4 divisors (see below), whose sum is σ = 6864012. Its totient is φ = 4576000.

The previous prime is 5719963. The next prime is 5720017. The reversal of 5720005 is 5000275.

It is a happy number.

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 3740356 + 1979649 = 1934^2 + 1407^2 .

It is not a de Polignac number, because 5720005 - 215 = 5687237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571996 + ... + 572005.

It is an arithmetic number, because the mean of its divisors is an integer number (1716003).

Almost surely, 25720005 is an apocalyptic number.

It is an amenable number.

5720005 is a deficient number, since it is larger than the sum of its proper divisors (1144007).

5720005 is a wasteful number, since it uses less digits than its factorization.

5720005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144006.

The product of its (nonzero) digits is 350, while the sum is 19.

The square root of 5720005 is about 2391.6531939226. The cubic root of 5720005 is about 178.8403328444.

The spelling of 5720005 in words is "five million, seven hundred twenty thousand, five".

Divisors: 1 5 1144001 5720005