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485983449 = 33712012141
BaseRepresentation
bin11100111101111…
…000010011011001
31020212110111222000
4130331320103121
51443402432244
6120120151213
715020535240
oct3475702331
91225414860
10485983449
1122a363616
12116908509
13798b8293
1448787957
152c9ea169
hex1cf784d9

485983449 has 32 divisors (see below), whose sum is σ = 823898880. Its totient is φ = 277344000.

The previous prime is 485983409. The next prime is 485983499. The reversal of 485983449 is 944389584.

485983449 is a `hidden beast` number, since 4 + 8 + 598 + 3 + 4 + 49 = 666.

It is not a de Polignac number, because 485983449 - 211 = 485981401 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 485983395 and 485983404.

It is not an unprimeable number, because it can be changed into a prime (485983409) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 225919 + ... + 228059.

It is an arithmetic number, because the mean of its divisors is an integer number (25746840).

Almost surely, 2485983449 is an apocalyptic number.

It is an amenable number.

485983449 is a deficient number, since it is larger than the sum of its proper divisors (337915431).

485983449 is a wasteful number, since it uses less digits than its factorization.

485983449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3358 (or 3352 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The square root of 485983449 is about 22045.0322975495. The cubic root of 485983449 is about 786.2134930809.

The spelling of 485983449 in words is "four hundred eighty-five million, nine hundred eighty-three thousand, four hundred forty-nine".

Divisors: 1 3 7 9 21 27 63 189 1201 2141 3603 6423 8407 10809 14987 19269 25221 32427 44961 57807 75663 134883 226989 404649 2571341 7714023 17999387 23142069 53998161 69426207 161994483 485983449