Search a number
-
+
13044310101 = 321449367789
BaseRepresentation
bin11000010011000000…
…00110000001010101
31020200002011121111100
430021200012001111
5203203320410401
65554212500313
7641151543414
oct141140060125
936602147440
1013044310101
11559419a279
12264061a699
1312cb6172b4
148ba5c147b
155152a5b86
hex309806055

13044310101 has 6 divisors (see below), whose sum is σ = 18841781270. Its totient is φ = 8696206728.

The previous prime is 13044310099. The next prime is 13044310117. The reversal of 13044310101 is 10101344031.

13044310101 is a `hidden beast` number, since 130 + 4 + 431 + 0 + 101 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11259332100 + 1784978001 = 106110^2 + 42249^2 .

It is not a de Polignac number, because 13044310101 - 21 = 13044310099 is a prime.

It is a super-2 number, since 2×130443101012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044310121) 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 5 ways as a sum of consecutive naturals, for example, 724683886 + ... + 724683903.

Almost surely, 213044310101 is an apocalyptic number.

It is an amenable number.

13044310101 is a deficient number, since it is larger than the sum of its proper divisors (5797471169).

13044310101 is a wasteful number, since it uses less digits than its factorization.

13044310101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449367795 (or 1449367792 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13044310101 its reverse (10101344031), we get a palindrome (23145654132).

The spelling of 13044310101 in words is "thirteen billion, forty-four million, three hundred ten thousand, one hundred one".

Divisors: 1 3 9 1449367789 4348103367 13044310101