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10144401131 = 19533915849
BaseRepresentation
bin10010111001010011…
…10100011011101011
3222011222110222020102
421130221310123223
5131233431314011
64354341420015
7506246662334
oct113451643353
928158428212
1010144401131
114336282797
121b7140a60b
13c588a8b27
146c33d128b
153e58d373b
hex25ca746eb

10144401131 has 4 divisors (see below), whose sum is σ = 10678317000. Its totient is φ = 9610485264.

The previous prime is 10144401107. The next prime is 10144401133. The reversal of 10144401131 is 13110444101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13110444101 = 22051594551.

It is a cyclic number.

It is not a de Polignac number, because 10144401131 - 26 = 10144401067 is a prime.

It is a super-2 number, since 2×101444011312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10144401133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266957906 + ... + 266957943.

It is an arithmetic number, because the mean of its divisors is an integer number (2669579250).

Almost surely, 210144401131 is an apocalyptic number.

10144401131 is a deficient number, since it is larger than the sum of its proper divisors (533915869).

10144401131 is an equidigital number, since it uses as much as digits as its factorization.

10144401131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533915868.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 10144401131 its reverse (13110444101), we get a palindrome (23254845232).

The spelling of 10144401131 in words is "ten billion, one hundred forty-four million, four hundred one thousand, one hundred thirty-one".

Divisors: 1 19 533915849 10144401131