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4957025 = 52198281
BaseRepresentation
bin10010111010001101100001
3100022211202112
4102322031201
52232111100
6254125105
760063653
oct22721541
910284675
104957025
112886317
1217b0795
131047368
149306d3
1567db35
hex4ba361

4957025 has 6 divisors (see below), whose sum is σ = 6146742. Its totient is φ = 3965600.

The previous prime is 4957021. The next prime is 4957031. The reversal of 4957025 is 5207594.

It can be written as a sum of positive squares in 3 ways, for example, as 1615441 + 3341584 = 1271^2 + 1828^2 .

It is not a de Polignac number, because 4957025 - 22 = 4957021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4956982 and 4957000.

It is not an unprimeable number, because it can be changed into a prime (4957021) 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 5 ways as a sum of consecutive naturals, for example, 99116 + ... + 99165.

It is an arithmetic number, because the mean of its divisors is an integer number (1024457).

Almost surely, 24957025 is an apocalyptic number.

It is an amenable number.

4957025 is a deficient number, since it is larger than the sum of its proper divisors (1189717).

4957025 is a wasteful number, since it uses less digits than its factorization.

4957025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198291 (or 198286 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 4957025 is about 2226.4377377326. The cubic root of 4957025 is about 170.5062762314.

The spelling of 4957025 in words is "four million, nine hundred fifty-seven thousand, twenty-five".

Divisors: 1 5 25 198281 991405 4957025