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449808944 = 24132162543
BaseRepresentation
bin11010110011111…
…000101000110000
31011100101122212112
4122303320220300
51410122341234
6112344544452
714101212224
oct3263705060
91140348775
10449808944
112109a6132
12106782128
1372260a50
1443a4c784
1529751ace
hex1acf8a30

449808944 has 20 divisors (see below), whose sum is σ = 938544096. Its totient is φ = 207604032.

The previous prime is 449808923. The next prime is 449809007.

449808944 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4498089442 = 404656172204790272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 449808892 and 449808901.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081064 + ... + 1081479.

Almost surely, 2449808944 is an apocalyptic number.

It is an amenable number.

449808944 is an abundant number, since it is smaller than the sum of its proper divisors (488735152).

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

449808944 is a wasteful number, since it uses less digits than its factorization.

449808944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2162564 (or 2162558 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 50.

The square root of 449808944 is about 21208.6997244055. The cubic root of 449808944 is about 766.2009666603.

The spelling of 449808944 in words is "four hundred forty-nine million, eight hundred eight thousand, nine hundred forty-four".

Divisors: 1 2 4 8 13 16 26 52 104 208 2162543 4325086 8650172 17300344 28113059 34600688 56226118 112452236 224904472 449808944