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8216083 = 172321013
BaseRepresentation
bin11111010101111000010011
3120110102100101
4133111320103
54100403313
6452033231
7126556411
oct37257023
916412311
108216083
114701957
122902817
1319188b5
14113c2b1
15ac45dd
hex7d5e13

8216083 has 8 divisors (see below), whose sum is σ = 9078048. Its totient is φ = 7396224.

The previous prime is 8216063. The next prime is 8216099. The reversal of 8216083 is 3806128.

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

It is a de Polignac number, because none of the positive numbers 2k-8216083 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8216003) 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, 10116 + ... + 10897.

It is an arithmetic number, because the mean of its divisors is an integer number (1134756).

Almost surely, 28216083 is an apocalyptic number.

8216083 is a deficient number, since it is larger than the sum of its proper divisors (861965).

8216083 is a wasteful number, since it uses less digits than its factorization.

8216083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21053.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 8216083 is about 2866.3710506492. The cubic root of 8216083 is about 201.7847181988.

The spelling of 8216083 in words is "eight million, two hundred sixteen thousand, eighty-three".

Divisors: 1 17 23 391 21013 357221 483299 8216083