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170104211 = 11314910103
BaseRepresentation
bin10100010001110…
…01010110010011
3102212002012002222
422020321112103
5322021313321
624513531255
74133601434
oct1210712623
9385065088
10170104211
11880238a2
1248b73b2b
132931a8a4
141883d48b
15ee013ab
hexa239593

170104211 has 8 divisors (see below), whose sum is σ = 172778400. Its totient is φ = 167450752.

The previous prime is 170104199. The next prime is 170104219. The reversal of 170104211 is 112401071.

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 170104211 - 210 = 170103187 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 170104211.

It is not an unprimeable number, because it can be changed into a prime (170104219) 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, 11786 + ... + 21888.

It is an arithmetic number, because the mean of its divisors is an integer number (21597300).

Almost surely, 2170104211 is an apocalyptic number.

170104211 is a deficient number, since it is larger than the sum of its proper divisors (2674189).

170104211 is a wasteful number, since it uses less digits than its factorization.

170104211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10365.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 170104211 is about 13042.4005075753. The cubic root of 170104211 is about 554.0789973236.

Adding to 170104211 its reverse (112401071), we get a palindrome (282505282).

The spelling of 170104211 in words is "one hundred seventy million, one hundred four thousand, two hundred eleven".

Divisors: 1 113 149 10103 16837 1141639 1505347 170104211