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10143393 = 3131791453
BaseRepresentation
bin100110101100…
…011010100001
3201002100010020
4212230122201
510044042033
61001224053
7152134401
oct46543241
921070106
1010143393
1157a8977
123492029
132141c10
1414c0801
15d556b3
hex9ac6a1

10143393 has 16 divisors (see below), whose sum is σ = 14656320. Its totient is φ = 6202944.

The previous prime is 10143389. The next prime is 10143401. The reversal of 10143393 is 39334101.

It is not a de Polignac number, because 10143393 - 22 = 10143389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10143323) 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 15 ways as a sum of consecutive naturals, for example, 6255 + ... + 7707.

It is an arithmetic number, because the mean of its divisors is an integer number (916020).

Almost surely, 210143393 is an apocalyptic number.

10143393 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10143393 is a deficient number, since it is larger than the sum of its proper divisors (4512927).

10143393 is a wasteful number, since it uses less digits than its factorization.

10143393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 10143393 is about 3184.8693850769. The cubic root of 10143393 is about 216.4683552964.

Adding to 10143393 its reverse (39334101), we get a palindrome (49477494).

The spelling of 10143393 in words is "ten million, one hundred forty-three thousand, three hundred ninety-three".

Divisors: 1 3 13 39 179 537 1453 2327 4359 6981 18889 56667 260087 780261 3381131 10143393