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448427244 = 223341310949
BaseRepresentation
bin11010101110100…
…111010011101100
31011020210110112110
4122232213103230
51404244132434
6112255204020
714053366026
oct3256472354
91136713473
10448427244
11210142031
12106216610
1371b98b85
14437ad016
152957c4e9
hex1aba74ec

448427244 has 24 divisors (see below), whose sum is σ = 1046732400. Its totient is φ = 149418304.

The previous prime is 448427237. The next prime is 448427269. The reversal of 448427244 is 442724844.

It is a super-2 number, since 2×4484272442 = 402173986322871072, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35482 + ... + 46430.

It is an arithmetic number, because the mean of its divisors is an integer number (43613850).

Almost surely, 2448427244 is an apocalyptic number.

It is an amenable number.

448427244 is an abundant number, since it is smaller than the sum of its proper divisors (598305156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448427244 is a wasteful number, since it uses less digits than its factorization.

448427244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14369 (or 14367 counting only the distinct ones).

The product of its digits is 229376, while the sum is 39.

The square root of 448427244 is about 21176.1007742219. The cubic root of 448427244 is about 765.4156364126.

The spelling of 448427244 in words is "four hundred forty-eight million, four hundred twenty-seven thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 3413 6826 10239 10949 13652 20478 21898 32847 40956 43796 65694 131388 37368937 74737874 112106811 149475748 224213622 448427244