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5128148 = 226121017
BaseRepresentation
bin10011100011111111010100
3100122112111102
4103203333110
52303100043
6301525232
761405604
oct23437724
910575442
105128148
112992943
121873818
1310a720c
14976c04
156b46b8
hex4e3fd4

5128148 has 12 divisors (see below), whose sum is σ = 9121812. Its totient is φ = 2521920.

The previous prime is 5128063. The next prime is 5128153. The reversal of 5128148 is 8418215.

It can be written as a sum of positive squares in 2 ways, for example, as 56644 + 5071504 = 238^2 + 2252^2 .

It is a super-3 number, since 3×51281483 (a number of 21 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5128148.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10265 + ... + 10752.

It is an arithmetic number, because the mean of its divisors is an integer number (760151).

Almost surely, 25128148 is an apocalyptic number.

It is an amenable number.

5128148 is a deficient number, since it is larger than the sum of its proper divisors (3993664).

5128148 is a wasteful number, since it uses less digits than its factorization.

5128148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21082 (or 21080 counting only the distinct ones).

The product of its digits is 2560, while the sum is 29.

The square root of 5128148 is about 2264.5414546879. The cubic root of 5128148 is about 172.4461555674.

The spelling of 5128148 in words is "five million, one hundred twenty-eight thousand, one hundred forty-eight".

Divisors: 1 2 4 61 122 244 21017 42034 84068 1282037 2564074 5128148