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5102660 = 225255133
BaseRepresentation
bin10011011101110001000100
3100121020112102
4103131301010
52301241120
6301211232
761241363
oct23356104
910536472
105102660
112975782
121860b18
131098734
1496b7da
156abd75
hex4ddc44

5102660 has 12 divisors (see below), whose sum is σ = 10715628. Its totient is φ = 2041056.

The previous prime is 5102651. The next prime is 5102663. The reversal of 5102660 is 662015.

It can be written as a sum of positive squares in 2 ways, for example, as 1976836 + 3125824 = 1406^2 + 1768^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 255133 = 5102660 / (5 + 1 + 0 + 2 + 6 + 6 + 0).

It is not an unprimeable number, because it can be changed into a prime (5102663) 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, 127547 + ... + 127586.

It is an arithmetic number, because the mean of its divisors is an integer number (892969).

Almost surely, 25102660 is an apocalyptic number.

It is an amenable number.

5102660 is an abundant number, since it is smaller than the sum of its proper divisors (5612968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5102660 is a wasteful number, since it uses less digits than its factorization.

5102660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255142 (or 255140 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 5102660 is about 2258.9068152538. The cubic root of 5102660 is about 172.1599827514.

Adding to 5102660 its reverse (662015), we get a palindrome (5764675).

The spelling of 5102660 in words is "five million, one hundred two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 255133 510266 1020532 1275665 2551330 5102660