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10006143 = 372431583
BaseRepresentation
bin100110001010…
…111001111111
3200211100211220
4212022321333
510030144033
6554244423
7151023300
oct46127177
920740756
1010006143
115714844
123426713
1320c45c4
1414867a7
15d29bb3
hex98ae7f

10006143 has 24 divisors (see below), whose sum is σ = 15890688. Its totient is φ = 5581296.

The previous prime is 10006121. The next prime is 10006151. The reversal of 10006143 is 34160001.

10006143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10006143 - 25 = 10006111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10006163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5530 + ... + 7112.

It is an arithmetic number, because the mean of its divisors is an integer number (662112).

Almost surely, 210006143 is an apocalyptic number.

10006143 is a deficient number, since it is larger than the sum of its proper divisors (5884545).

10006143 is a wasteful number, since it uses less digits than its factorization.

10006143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643 (or 1636 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 10006143 is about 3163.2488046311. The cubic root of 10006143 is about 215.4875756139.

Adding to 10006143 its reverse (34160001), we get a palindrome (44166144).

The spelling of 10006143 in words is "ten million, six thousand, one hundred forty-three".

Divisors: 1 3 7 21 43 49 129 147 301 903 1583 2107 4749 6321 11081 33243 68069 77567 204207 232701 476483 1429449 3335381 10006143