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448962025 = 5260129881
BaseRepresentation
bin11010110000101…
…001110111101001
31011021210122010011
4122300221313221
51404413241100
6112314451521
714061054121
oct3260516751
91137718104
10448962025
112104778a6
12106433ba1
1372025405
14438abc81
1529635bba
hex1ac29de9

448962025 has 12 divisors (see below), whose sum is σ = 557657884. Its totient is φ = 358560000.

The previous prime is 448961999. The next prime is 448962029. The reversal of 448962025 is 520269844.

It can be written as a sum of positive squares in 6 ways, for example, as 14197824 + 434764201 = 3768^2 + 20851^2 .

It is not a de Polignac number, because 448962025 - 217 = 448830953 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448962029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85 + ... + 29965.

Almost surely, 2448962025 is an apocalyptic number.

It is an amenable number.

448962025 is a deficient number, since it is larger than the sum of its proper divisors (108695859).

448962025 is a wasteful number, since it uses less digits than its factorization.

448962025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30492 (or 30487 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 448962025 is about 21188.7240059424. The cubic root of 448962025 is about 765.7197861823.

The spelling of 448962025 in words is "four hundred forty-eight million, nine hundred sixty-two thousand, twenty-five".

Divisors: 1 5 25 601 3005 15025 29881 149405 747025 17958481 89792405 448962025