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10669065 = 351164661
BaseRepresentation
bin101000101100…
…110000001001
3202002001012120
4220230300021
510212402230
61020401453
7156454101
oct50546011
922061176
1010669065
116027910
1236a6289
132297274
1415ba201
15e0b310
hexa2cc09

10669065 has 16 divisors (see below), whose sum is σ = 18622656. Its totient is φ = 5172800.

The previous prime is 10669063. The next prime is 10669067. The reversal of 10669065 is 56096601.

It is an interprime number because it is at equal distance from previous prime (10669063) and next prime (10669067).

It is not a de Polignac number, because 10669065 - 21 = 10669063 is a prime.

It is a super-2 number, since 2×106690652 = 227657895948450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10669063) 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, 32166 + ... + 32495.

It is an arithmetic number, because the mean of its divisors is an integer number (1163916).

Almost surely, 210669065 is an apocalyptic number.

10669065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10669065 is a deficient number, since it is larger than the sum of its proper divisors (7953591).

10669065 is a wasteful number, since it uses less digits than its factorization.

10669065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64680.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 10669065 is about 3266.3534713806. The cubic root of 10669065 is about 220.1449801945.

The spelling of 10669065 in words is "ten million, six hundred sixty-nine thousand, sixty-five".

Divisors: 1 3 5 11 15 33 55 165 64661 193983 323305 711271 969915 2133813 3556355 10669065