Base | Representation |
---|---|
bin | 10100111111010111101… |
… | …010010010101111100111 |
3 | 12002220011120201112121200 |
4 | 110333113222102233213 |
5 | 142113100122414143 |
6 | 3022351052413543 |
7 | 206132546451330 |
oct | 24772752225747 |
9 | 5086146645550 |
10 | 1442432232423 |
11 | 506806433576 |
12 | 1b36777772b3 |
13 | a603684c200 |
14 | 4db57c27287 |
15 | 277c34381d3 |
hex | 14fd7a92be7 |
1442432232423 has 72 divisors (see below), whose sum is σ = 2714120023680. Its totient is φ = 720798886080.
The previous prime is 1442432232421. The next prime is 1442432232473. The reversal of 1442432232423 is 3242322342441.
1442432232423 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 4 + 3 + 223 + 2 + 423 = 666.
It is not a de Polignac number, because 1442432232423 - 21 = 1442432232421 is a prime.
It is a super-2 number, since 2×14424322324232 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442432232421) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3362913 + ... + 3767498.
It is an arithmetic number, because the mean of its divisors is an integer number (37696111440).
Almost surely, 21442432232423 is an apocalyptic number.
1442432232423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1442432232423 is a deficient number, since it is larger than the sum of its proper divisors (1271687791257).
1442432232423 is a wasteful number, since it uses less digits than its factorization.
1442432232423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7130469 (or 7130453 counting only the distinct ones).
The product of its digits is 221184, while the sum is 36.
Adding to 1442432232423 its reverse (3242322342441), we get a palindrome (4684754574864).
The spelling of 1442432232423 in words is "one trillion, four hundred forty-two billion, four hundred thirty-two million, two hundred thirty-two thousand, four hundred twenty-three".
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