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10666413 = 3283109131
BaseRepresentation
bin101000101100…
…000110101101
3202001220120100
4220230012231
510212311123
61020341313
7156443262
oct50540655
922056510
1010666413
11602591a
1236a4839
132295cb4
1415b9269
15e0a643
hexa2c1ad

10666413 has 24 divisors (see below), whose sum is σ = 15855840. Its totient is φ = 6907680.

The previous prime is 10666379. The next prime is 10666417. The reversal of 10666413 is 31466601.

It is not a de Polignac number, because 10666413 - 29 = 10665901 is a prime.

It is a super-2 number, since 2×106664132 = 227544732573138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10666417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81358 + ... + 81488.

It is an arithmetic number, because the mean of its divisors is an integer number (660660).

Almost surely, 210666413 is an apocalyptic number.

It is an amenable number.

10666413 is a deficient number, since it is larger than the sum of its proper divisors (5189427).

10666413 is a wasteful number, since it uses less digits than its factorization.

10666413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 10666413 is about 3265.9474888614. The cubic root of 10666413 is about 220.1267382690.

The spelling of 10666413 in words is "ten million, six hundred sixty-six thousand, four hundred thirteen".

Divisors: 1 3 9 83 109 131 249 327 393 747 981 1179 9047 10873 14279 27141 32619 42837 81423 97857 128511 1185157 3555471 10666413