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448930285 = 5115178007
BaseRepresentation
bin11010110000100…
…010000111101101
31011021202000120121
4122300202013231
51404411232120
6112314044541
714060562436
oct3260420755
91137660517
10448930285
11210455a71
12106419751
1372013b2b
14438a048d
152962b5aa
hex1ac221ed

448930285 has 8 divisors (see below), whose sum is σ = 539191296. Its totient is φ = 358827600.

The previous prime is 448930283. The next prime is 448930291. The reversal of 448930285 is 582039844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 448930285 - 21 = 448930283 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448930283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33249 + ... + 44758.

It is an arithmetic number, because the mean of its divisors is an integer number (67398912).

Almost surely, 2448930285 is an apocalyptic number.

It is an amenable number.

448930285 is a deficient number, since it is larger than the sum of its proper divisors (90261011).

448930285 is a wasteful number, since it uses less digits than its factorization.

448930285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79163.

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 448930285 is about 21187.9750094246. The cubic root of 448930285 is about 765.7017412123.

The spelling of 448930285 in words is "four hundred forty-eight million, nine hundred thirty thousand, two hundred eighty-five".

Divisors: 1 5 1151 5755 78007 390035 89786057 448930285