Base | Representation |
---|---|
bin | 11000101001011011… |
… | …01110101101111010 |
3 | 1021011012011022000201 |
4 | 30110231232231322 |
5 | 204100000342132 |
6 | 10025012552414 |
7 | 645624555622 |
oct | 142455565572 |
9 | 37135138021 |
10 | 13232434042 |
11 | 5680400603 |
12 | 269362270a |
13 | 132b5a3b39 |
14 | 8d7591882 |
15 | 526a662e7 |
hex | 314b6eb7a |
13232434042 has 4 divisors (see below), whose sum is σ = 19848651066. Its totient is φ = 6616217020.
The previous prime is 13232434031. The next prime is 13232434049. The reversal of 13232434042 is 24043423231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24043423231 = 659 ⋅36484709.
It can be written as a sum of positive squares in only one way, i.e., 13023602641 + 208831401 = 114121^2 + 14451^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 13232434042.
It is not an unprimeable number, because it can be changed into a prime (13232434049) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3308108509 + ... + 3308108512.
Almost surely, 213232434042 is an apocalyptic number.
13232434042 is a deficient number, since it is larger than the sum of its proper divisors (6616217024).
13232434042 is an equidigital number, since it uses as much as digits as its factorization.
13232434042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6616217023.
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 13232434042 its reverse (24043423231), we get a palindrome (37275857273).
The spelling of 13232434042 in words is "thirteen billion, two hundred thirty-two million, four hundred thirty-four thousand, forty-two".
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