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5128301 = 8815821
BaseRepresentation
bin10011100100000001101101
3100122112201002
4103210001231
52303101201
6301530045
761406213
oct23440155
910575632
105128301
112992a72
121873925
1310a72c9
14976cb3
156b476b
hex4e406d

5128301 has 4 divisors (see below), whose sum is σ = 5135004. Its totient is φ = 5121600.

The previous prime is 5128297. The next prime is 5128303. The reversal of 5128301 is 1038215.

5128301 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1038215 = 5207643.

It can be written as a sum of positive squares in 2 ways, for example, as 2725801 + 2402500 = 1651^2 + 1550^2 .

It is a cyclic number.

It is not a de Polignac number, because 5128301 - 22 = 5128297 is a prime.

It is a super-2 number, since 2×51283012 = 52598942293202, which contains 22 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 (5128303) 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, 2030 + ... + 3791.

It is an arithmetic number, because the mean of its divisors is an integer number (1283751).

Almost surely, 25128301 is an apocalyptic number.

It is an amenable number.

5128301 is a deficient number, since it is larger than the sum of its proper divisors (6703).

5128301 is an equidigital number, since it uses as much as digits as its factorization.

5128301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6702.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 5128301 is about 2264.5752361094. The cubic root of 5128301 is about 172.4478705465.

The spelling of 5128301 in words is "five million, one hundred twenty-eight thousand, three hundred one".

Divisors: 1 881 5821 5128301