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208032053 = 5923914753
BaseRepresentation
bin11000110011001…
…01000100110101
3112111110010022212
430121211010311
5411224011203
632350503205
75104146305
oct1431450465
9474403285
10208032053
11a7479619
1259804b05
133413a1b8
141d8b3605
15133e41d8
hexc665135

208032053 has 8 divisors (see below), whose sum is σ = 212457600. Its totient is φ = 203636608.

The previous prime is 208032031. The next prime is 208032091. The reversal of 208032053 is 350230802.

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 208032053 - 214 = 208015669 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208034053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6725 + ... + 21477.

It is an arithmetic number, because the mean of its divisors is an integer number (26557200).

Almost surely, 2208032053 is an apocalyptic number.

It is an amenable number.

208032053 is a deficient number, since it is larger than the sum of its proper divisors (4425547).

208032053 is a wasteful number, since it uses less digits than its factorization.

208032053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15051.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 208032053 is about 14423.3162968854. The cubic root of 208032053 is about 592.5296470178.

Adding to 208032053 its reverse (350230802), we get a palindrome (558262855).

The spelling of 208032053 in words is "two hundred eight million, thirty-two thousand, fifty-three".

Divisors: 1 59 239 14101 14753 870427 3525967 208032053