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448027025 = 5217921081
BaseRepresentation
bin11010101101000…
…101100110010001
31011020001010112112
4122231011212101
51404143331100
6112242435105
714050111145
oct3255054621
91136033475
10448027025
1120a999376
12106062a95
1371a88964
1443707225
15294edb35
hex1ab45991

448027025 has 6 divisors (see below), whose sum is σ = 555553542. Its totient is φ = 358421600.

The previous prime is 448027007. The next prime is 448027121. The reversal of 448027025 is 520720844.

It can be written as a sum of positive squares in 3 ways, for example, as 1803649 + 446223376 = 1343^2 + 21124^2 .

It is not a de Polignac number, because 448027025 - 26 = 448026961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 448026982 and 448027000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8960516 + ... + 8960565.

It is an arithmetic number, because the mean of its divisors is an integer number (92592257).

Almost surely, 2448027025 is an apocalyptic number.

It is an amenable number.

448027025 is a deficient number, since it is larger than the sum of its proper divisors (107526517).

448027025 is a wasteful number, since it uses less digits than its factorization.

448027025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17921091 (or 17921086 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 448027025 is about 21166.6488845070. The cubic root of 448027025 is about 765.1878588011.

Adding to 448027025 its reverse (520720844), we get a palindrome (968747869).

The spelling of 448027025 in words is "four hundred forty-eight million, twenty-seven thousand, twenty-five".

Divisors: 1 5 25 17921081 89605405 448027025