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8228105 = 513911839
BaseRepresentation
bin11111011000110100001001
3120111000211122
4133120310021
54101244410
6452205025
7126636434
oct37306411
916430748
108228105
11470a996
122909775
131921202
14114281b
15ac7e55
hex7d8d09

8228105 has 8 divisors (see below), whose sum is σ = 9945600. Its totient is φ = 6534576.

The previous prime is 8228071. The next prime is 8228111. The reversal of 8228105 is 5018228.

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 8228105 - 26 = 8228041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5225 + ... + 6614.

It is an arithmetic number, because the mean of its divisors is an integer number (1243200).

Almost surely, 28228105 is an apocalyptic number.

It is an amenable number.

8228105 is a deficient number, since it is larger than the sum of its proper divisors (1717495).

8228105 is a wasteful number, since it uses less digits than its factorization.

8228105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11983.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 8228105 is about 2868.4673608044. The cubic root of 8228105 is about 201.8830892291.

The spelling of 8228105 in words is "eight million, two hundred twenty-eight thousand, one hundred five".

Divisors: 1 5 139 695 11839 59195 1645621 8228105