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10143253 = 23441011
BaseRepresentation
bin100110101100…
…011000010101
3201002022221001
4212230120111
510044041003
61001223301
7152134111
oct46543025
921068831
1010143253
1157a885a
123491b31
132141b33
1414c0741
15d5561d
hex9ac615

10143253 has 4 divisors (see below), whose sum is σ = 10584288. Its totient is φ = 9702220.

The previous prime is 10143251. The next prime is 10143269. The reversal of 10143253 is 35234101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10143253 - 21 = 10143251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10143253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10143251) 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 3 ways as a sum of consecutive naturals, for example, 220483 + ... + 220528.

It is an arithmetic number, because the mean of its divisors is an integer number (2646072).

Almost surely, 210143253 is an apocalyptic number.

It is an amenable number.

10143253 is a deficient number, since it is larger than the sum of its proper divisors (441035).

10143253 is an equidigital number, since it uses as much as digits as its factorization.

10143253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441034.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 10143253 is about 3184.8474060777. The cubic root of 10143253 is about 216.4673593868.

Adding to 10143253 its reverse (35234101), we get a palindrome (45377354).

The spelling of 10143253 in words is "ten million, one hundred forty-three thousand, two hundred fifty-three".

Divisors: 1 23 441011 10143253