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448855 = 5118161
BaseRepresentation
bin1101101100101010111
3211210201021
41231211113
5103330410
613342011
73546421
oct1554527
9753637
10448855
11287260
12197907
131293c4
14b9811
158ceda
hex6d957

448855 has 8 divisors (see below), whose sum is σ = 587664. Its totient is φ = 326400.

The previous prime is 448853. The next prime is 448859. The reversal of 448855 is 558844.

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

It is not a de Polignac number, because 448855 - 21 = 448853 is a prime.

It is a super-2 number, since 2×4488552 = 402941622050, which contains 22 as substring.

448855 is a lucky number.

It is a nialpdrome in base 14.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 448855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448853) 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, 4026 + ... + 4135.

It is an arithmetic number, because the mean of its divisors is an integer number (73458).

2448855 is an apocalyptic number.

448855 is a deficient number, since it is larger than the sum of its proper divisors (138809).

448855 is a wasteful number, since it uses less digits than its factorization.

448855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8177.

The product of its digits is 25600, while the sum is 34.

The square root of 448855 is about 669.9664170688. The cubic root of 448855 is about 76.5658936438.

The spelling of 448855 in words is "four hundred forty-eight thousand, eight hundred fifty-five".

Divisors: 1 5 11 55 8161 40805 89771 448855