Base | Representation |
---|---|
bin | 11000010010110001… |
… | …00011010101110100 |
3 | 1020122221110011111000 |
4 | 30021120203111310 |
5 | 203202314124134 |
6 | 5554102243300 |
7 | 641126000406 |
oct | 141130432564 |
9 | 36587404430 |
10 | 13042333044 |
11 | 5593069944 |
12 | 263ba26530 |
13 | 12cb0a4440 |
14 | 8ba228b76 |
15 | 515014e99 |
hex | 309623574 |
13042333044 has 96 divisors (see below), whose sum is σ = 37302814080. Its totient is φ = 3915129600.
The previous prime is 13042333043. The next prime is 13042333091. The reversal of 13042333044 is 44033324031.
13042333044 is a `hidden beast` number, since 1 + 304 + 23 + 330 + 4 + 4 = 666.
It is a super-2 number, since 2×130423330442 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 13042332999 and 13042333017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13042333043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55722 + ... + 170849.
It is an arithmetic number, because the mean of its divisors is an integer number (388570980).
Almost surely, 213042333044 is an apocalyptic number.
It is an amenable number.
13042333044 is an abundant number, since it is smaller than the sum of its proper divisors (24260481036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13042333044 is a wasteful number, since it uses less digits than its factorization.
13042333044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 226638 (or 226630 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 27.
Adding to 13042333044 its reverse (44033324031), we get a palindrome (57075657075).
The spelling of 13042333044 in words is "thirteen billion, forty-two million, three hundred thirty-three thousand, forty-four".
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