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9083221 = 710611223
BaseRepresentation
bin100010101001…
…100101010101
3122002110211121
4202221211111
54311130341
6522403541
7140130460
oct42514525
918073747
109083221
1151443a4
1230605b1
131b604b4
1412c62d7
15be64d1
hex8a9955

9083221 has 8 divisors (see below), whose sum is σ = 10399104. Its totient is φ = 7771920.

The previous prime is 9083203. The next prime is 9083281. The reversal of 9083221 is 1223809.

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 9083221 - 211 = 9081173 is a prime.

It is a Duffinian number.

9083221 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9083201) 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, 6816 + ... + 8038.

It is an arithmetic number, because the mean of its divisors is an integer number (1299888).

Almost surely, 29083221 is an apocalyptic number.

It is an amenable number.

9083221 is a deficient number, since it is larger than the sum of its proper divisors (1315883).

9083221 is a wasteful number, since it uses less digits than its factorization.

9083221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 9083221 is about 3013.8382504707. The cubic root of 9083221 is about 208.6475520104.

The spelling of 9083221 in words is "nine million, eighty-three thousand, two hundred twenty-one".

Divisors: 1 7 1061 1223 7427 8561 1297603 9083221