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449828054 = 21379219001
BaseRepresentation
bin11010110011111…
…101010011010110
31011100102122002022
4122303331103112
51410123444204
6112345213142
714101322024
oct3263752326
91140378068
10449828054
11210a09525
121067911b2
1372269660
1443a55714
15297575be
hex1acfd4d6

449828054 has 16 divisors (see below), whose sum is σ = 735846720. Its totient is φ = 204984000.

The previous prime is 449828053. The next prime is 449828069. The reversal of 449828054 is 450828944.

It is a junction number, because it is equal to n+sod(n) for n = 449827996 and 449828014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449828053) 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, 107447 + ... + 111554.

It is an arithmetic number, because the mean of its divisors is an integer number (45990420).

Almost surely, 2449828054 is an apocalyptic number.

449828054 is a deficient number, since it is larger than the sum of its proper divisors (286018666).

449828054 is a wasteful number, since it uses less digits than its factorization.

449828054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219095.

The product of its (nonzero) digits is 368640, while the sum is 44.

The square root of 449828054 is about 21209.1502422893. The cubic root of 449828054 is about 766.2118171138.

The spelling of 449828054 in words is "four hundred forty-nine million, eight hundred twenty-eight thousand, fifty-four".

Divisors: 1 2 13 26 79 158 1027 2054 219001 438002 2847013 5694026 17301079 34602158 224914027 449828054