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5145013 = 30716759
BaseRepresentation
bin10011101000000110110101
3100200101122001
4103220012311
52304120023
6302135301
761506016
oct23500665
910611561
105145013
1129a4585
121881531
1310b1ab3
1497d00d
156b96ad
hex4e81b5

5145013 has 4 divisors (see below), whose sum is σ = 5162080. Its totient is φ = 5127948.

The previous prime is 5145011. The next prime is 5145017. The reversal of 5145013 is 3105415.

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: 3105415 = 5621083.

It is a cyclic number.

It is not a de Polignac number, because 5145013 - 21 = 5145011 is a prime.

It is a Duffinian number.

5145013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5145011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8073 + ... + 8686.

It is an arithmetic number, because the mean of its divisors is an integer number (1290520).

Almost surely, 25145013 is an apocalyptic number.

It is an amenable number.

5145013 is a deficient number, since it is larger than the sum of its proper divisors (17067).

5145013 is a wasteful number, since it uses less digits than its factorization.

5145013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17066.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 5145013 is about 2268.2621100746. The cubic root of 5145013 is about 172.6349906033.

The spelling of 5145013 in words is "five million, one hundred forty-five thousand, thirteen".

Divisors: 1 307 16759 5145013