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13144230413 = 122323414591
BaseRepresentation
bin11000011110111010…
…10000101000001101
31020221001012002101122
430033131100220031
5203404410333123
610012142250325
7643504054316
oct141735205015
936831162348
1013144230413
115635636946
122669b869a5
131316230742
148c999160d
1551de41bc8
hex30f750a0d

13144230413 has 8 divisors (see below), whose sum is σ = 13163463936. Its totient is φ = 13125013200.

The previous prime is 13144230403. The next prime is 13144230431. The reversal of 13144230413 is 31403244131.

It is a happy number.

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 13144230413 - 26 = 13144230349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13144230403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2860748 + ... + 2865338.

It is an arithmetic number, because the mean of its divisors is an integer number (1645432992).

Almost surely, 213144230413 is an apocalyptic number.

It is an amenable number.

13144230413 is a deficient number, since it is larger than the sum of its proper divisors (19233523).

13144230413 is a wasteful number, since it uses less digits than its factorization.

13144230413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8155.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 13144230413 its reverse (31403244131), we get a palindrome (44547474544).

The spelling of 13144230413 in words is "thirteen billion, one hundred forty-four million, two hundred thirty thousand, four hundred thirteen".

Divisors: 1 1223 2341 4591 2863043 5614793 10747531 13144230413