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449004974 = 21120409317
BaseRepresentation
bin11010110000110…
…100010110101110
31011021212211000212
4122300310112232
51404421124344
6112315422422
714061323255
oct3260642656
91137784025
10449004974
112104a70a0
12106454a12
137203bb22
14438bd79c
152964379e
hex1ac345ae

449004974 has 8 divisors (see below), whose sum is σ = 734735448. Its totient is φ = 204093160.

The previous prime is 449004947. The next prime is 449004977. The reversal of 449004974 is 479400944.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449004977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10204637 + ... + 10204680.

It is an arithmetic number, because the mean of its divisors is an integer number (91841931).

Almost surely, 2449004974 is an apocalyptic number.

449004974 is a deficient number, since it is larger than the sum of its proper divisors (285730474).

449004974 is a wasteful number, since it uses less digits than its factorization.

449004974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20409330.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 449004974 is about 21189.7374688787. The cubic root of 449004974 is about 765.7442023902.

The spelling of 449004974 in words is "four hundred forty-nine million, four thousand, nine hundred seventy-four".

Divisors: 1 2 11 22 20409317 40818634 224502487 449004974