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10144423 = 191992683
BaseRepresentation
bin100110101100…
…101010100111
3201002101112101
4212230222213
510044110143
61001232531
7152140402
oct46545247
921071471
1010144423
1157a9723
123492747
132142523
1414c0d39
15d55b4d
hex9acaa7

10144423 has 8 divisors (see below), whose sum is σ = 10736000. Its totient is φ = 9558648.

The previous prime is 10144417. The next prime is 10144457. The reversal of 10144423 is 32444101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10144423 - 29 = 10143911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

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 10144423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10144523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2440 + ... + 5122.

It is an arithmetic number, because the mean of its divisors is an integer number (1342000).

Almost surely, 210144423 is an apocalyptic number.

10144423 is a deficient number, since it is larger than the sum of its proper divisors (591577).

10144423 is a wasteful number, since it uses less digits than its factorization.

10144423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 10144423 is about 3185.0310830508. The cubic root of 10144423 is about 216.4756820644.

Adding to 10144423 its reverse (32444101), we get a palindrome (42588524).

The spelling of 10144423 in words is "ten million, one hundred forty-four thousand, four hundred twenty-three".

Divisors: 1 19 199 2683 3781 50977 533917 10144423