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17132005 = 5111773251
BaseRepresentation
bin100000101011…
…0100111100101
31012020101200201
41001112213211
513341211010
61411110501
7265422352
oct101264745
935211621
1017132005
119741590
1258a2431
13371aba7
1423bd629
15178623a
hex10569e5

17132005 has 32 divisors (see below), whose sum is σ = 24167808. Its totient is φ = 11520000.

The previous prime is 17131993. The next prime is 17132009. The reversal of 17132005 is 50023171.

It is not a de Polignac number, because 17132005 - 215 = 17099237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17132009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68130 + ... + 68380.

It is an arithmetic number, because the mean of its divisors is an integer number (755244).

Almost surely, 217132005 is an apocalyptic number.

It is an amenable number.

17132005 is a deficient number, since it is larger than the sum of its proper divisors (7035803).

17132005 is a wasteful number, since it uses less digits than its factorization.

17132005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 17132005 is about 4139.0826278295. The cubic root of 17132005 is about 257.7919772216.

Adding to 17132005 its reverse (50023171), we get a palindrome (67155176).

The spelling of 17132005 in words is "seventeen million, one hundred thirty-two thousand, five".

Divisors: 1 5 11 17 55 73 85 187 251 365 803 935 1241 1255 2761 4015 4267 6205 13651 13805 18323 21335 46937 68255 91615 201553 234685 311491 1007765 1557455 3426401 17132005