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33316049 = 1319713009
BaseRepresentation
bin111111100010…
…1110011010001
32022200122000202
41333011303101
532012103144
63150024545
7553116224
oct177056321
968618022
1033316049
1117895928
12b1a8155
136b96450
1445d35bb
152dd164e
hex1fc5cd1

33316049 has 8 divisors (see below), whose sum is σ = 36063720. Its totient is φ = 30594816.

The previous prime is 33316043. The next prime is 33316093. The reversal of 33316049 is 94061333.

It can be written as a sum of positive squares in 4 ways, for example, as 4080400 + 29235649 = 2020^2 + 5407^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 33316049 - 212 = 33311953 is a prime.

It is a super-2 number, since 2×333160492 = 2219918241940802, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33316043) 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, 3944 + ... + 9065.

It is an arithmetic number, because the mean of its divisors is an integer number (4507965).

Almost surely, 233316049 is an apocalyptic number.

It is an amenable number.

33316049 is a deficient number, since it is larger than the sum of its proper divisors (2747671).

33316049 is a wasteful number, since it uses less digits than its factorization.

33316049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13219.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 33316049 is about 5772.0056306279. The cubic root of 33316049 is about 321.7741591167.

The spelling of 33316049 in words is "thirty-three million, three hundred sixteen thousand, forty-nine".

Divisors: 1 13 197 2561 13009 169117 2562773 33316049