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4980025 = 52296869
BaseRepresentation
bin10010111111110100111001
3100101000022101
4102333310321
52233330100
6254423401
760221011
oct22776471
910330271
104980025
1128a1626
121801b61
13105497b
14938c41
1568586a
hex4bfd39

4980025 has 12 divisors (see below), whose sum is σ = 6389100. Its totient is φ = 3846080.

The previous prime is 4979999. The next prime is 4980047. The reversal of 4980025 is 5200894.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 992016 + 3988009 = 996^2 + 1997^2 .

It is not a de Polignac number, because 4980025 - 25 = 4979993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4979975 and 4980002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2710 + ... + 4159.

It is an arithmetic number, because the mean of its divisors is an integer number (532425).

Almost surely, 24980025 is an apocalyptic number.

It is an amenable number.

4980025 is a deficient number, since it is larger than the sum of its proper divisors (1409075).

4980025 is a wasteful number, since it uses less digits than its factorization.

4980025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908 (or 6903 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 4980025 is about 2231.5969618190. The cubic root of 4980025 is about 170.7695789597.

The spelling of 4980025 in words is "four million, nine hundred eighty thousand, twenty-five".

Divisors: 1 5 25 29 145 725 6869 34345 171725 199201 996005 4980025