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5030561 = 6775083
BaseRepresentation
bin10011001100001010100001
3100110120122002
4103030022201
52241434221
6255453345
760521234
oct23141241
910416562
105030561
112926598
121827255
131071983
1494d41b
1569580b
hex4cc2a1

5030561 has 4 divisors (see below), whose sum is σ = 5105712. Its totient is φ = 4955412.

The previous prime is 5030489. The next prime is 5030567. The reversal of 5030561 is 1650305.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1650305 = 5330061.

It is a cyclic number.

It is not a de Polignac number, because 5030561 - 210 = 5029537 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5030567) 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, 37475 + ... + 37608.

It is an arithmetic number, because the mean of its divisors is an integer number (1276428).

Almost surely, 25030561 is an apocalyptic number.

It is an amenable number.

5030561 is a deficient number, since it is larger than the sum of its proper divisors (75151).

5030561 is an equidigital number, since it uses as much as digits as its factorization.

5030561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75150.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 5030561 is about 2242.8912144819. The cubic root of 5030561 is about 171.3452777567.

Adding to 5030561 its reverse (1650305), we get a palindrome (6680866).

The spelling of 5030561 in words is "five million, thirty thousand, five hundred sixty-one".

Divisors: 1 67 75083 5030561