Base | Representation |
---|---|
bin | 11000101001100011… |
… | …00101010011001010 |
3 | 1021011021001121111010 |
4 | 30110301211103022 |
5 | 204100230202132 |
6 | 10025050344350 |
7 | 645636263340 |
oct | 142461452312 |
9 | 37137047433 |
10 | 13233444042 |
11 | 5680a30415 |
12 | 2693a2b0b6 |
13 | 132b868780 |
14 | 8d7775990 |
15 | 526bb56cc |
hex | 314c654ca |
13233444042 has 64 divisors (see below), whose sum is σ = 32599203840. Its totient is φ = 3487506624.
The previous prime is 13233444041. The next prime is 13233444047. The reversal of 13233444042 is 24044433231.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (13233444041) 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, 777273 + ... + 794115.
It is an arithmetic number, because the mean of its divisors is an integer number (509362560).
Almost surely, 213233444042 is an apocalyptic number.
13233444042 is an abundant number, since it is smaller than the sum of its proper divisors (19365759798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13233444042 is a wasteful number, since it uses less digits than its factorization.
13233444042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18307.
The product of its (nonzero) digits is 27648, while the sum is 30.
Adding to 13233444042 its reverse (24044433231), we get a palindrome (37277877273).
The spelling of 13233444042 in words is "thirteen billion, two hundred thirty-three million, four hundred forty-four thousand, forty-two".
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