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10669217 = 1317232099
BaseRepresentation
bin101000101100…
…110010100001
3202002001102012
4220230302201
510212403332
61020402305
7156454406
oct50546241
922061365
1010669217
116027a39
1236a6395
132297360
1415ba2ad
15e0b3b2
hexa2cca1

10669217 has 16 divisors (see below), whose sum is σ = 12700800. Its totient is φ = 8861952.

The previous prime is 10669213. The next prime is 10669259. The reversal of 10669217 is 71296601.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10669217 - 22 = 10669213 is a prime.

It is a super-2 number, since 2×106692172 = 227664382786178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10669213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4034 + ... + 6132.

It is an arithmetic number, because the mean of its divisors is an integer number (793800).

Almost surely, 210669217 is an apocalyptic number.

10669217 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10669217 is a deficient number, since it is larger than the sum of its proper divisors (2031583).

10669217 is a wasteful number, since it uses less digits than its factorization.

10669217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 10669217 is about 3266.3767388346. The cubic root of 10669217 is about 220.1460256431.

The spelling of 10669217 in words is "ten million, six hundred sixty-nine thousand, two hundred seventeen".

Divisors: 1 13 17 23 221 299 391 2099 5083 27287 35683 48277 463879 627601 820709 10669217