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3202023221 = 89130727527
BaseRepresentation
bin1011111011011010…
…1111111100110101
322021011011122002122
42332312233330311
523024204220341
61245422245325
7142230514445
oct27666577465
98234148078
103202023221
1113a3505491
12754426845
133c04c96c7
14225394125
1513b19c94b
hexbedaff35

3202023221 has 8 divisors (see below), whose sum is σ = 3240596160. Its totient is φ = 3163508128.

The previous prime is 3202023199. The next prime is 3202023233. The reversal of 3202023221 is 1223202023.

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 3202023221 - 26 = 3202023157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3202023221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3202023281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102560 + ... + 130086.

It is an arithmetic number, because the mean of its divisors is an integer number (405074520).

Almost surely, 23202023221 is an apocalyptic number.

It is an amenable number.

3202023221 is a deficient number, since it is larger than the sum of its proper divisors (38572939).

3202023221 is a wasteful number, since it uses less digits than its factorization.

3202023221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28923.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3202023221 is about 56586.4225852810. The cubic root of 3202023221 is about 1473.9231011053.

Adding to 3202023221 its reverse (1223202023), we get a palindrome (4425225244).

The spelling of 3202023221 in words is "three billion, two hundred two million, twenty-three thousand, two hundred twenty-one".

Divisors: 1 89 1307 27527 116323 2449903 35977789 3202023221