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3200397 = 38312853
BaseRepresentation
bin1100001101010110001101
320000121010020
430031112031
51304403042
6152332353
736126414
oct14152615
96017106
103200397
111896562
1210a40b9
13880935
145d447b
154333ec
hex30d58d

3200397 has 8 divisors (see below), whose sum is σ = 4318944. Its totient is φ = 2107728.

The previous prime is 3200383. The next prime is 3200401. The reversal of 3200397 is 7930023.

3200397 is nontrivially palindromic in base 9.

3200397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3200397 - 26 = 3200333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3200317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6178 + ... + 6675.

It is an arithmetic number, because the mean of its divisors is an integer number (539868).

Almost surely, 23200397 is an apocalyptic number.

It is an amenable number.

3200397 is a deficient number, since it is larger than the sum of its proper divisors (1118547).

3200397 is a wasteful number, since it uses less digits than its factorization.

3200397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12939.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 3200397 is about 1788.9653434318. The cubic root of 3200397 is about 147.3673536957.

The spelling of 3200397 in words is "three million, two hundred thousand, three hundred ninety-seven".

Divisors: 1 3 83 249 12853 38559 1066799 3200397