Base | Representation |
---|---|
bin | 11000011101100110… |
… | …10001010011010000 |
3 | 1020220021110212020010 |
4 | 30032303101103100 |
5 | 203344101114440 |
6 | 10011110314520 |
7 | 643311361143 |
oct | 141663212320 |
9 | 36807425203 |
10 | 13133223120 |
11 | 562a3a8a06 |
12 | 2666358a40 |
13 | 1313b78554 |
14 | 8c832805a |
15 | 51ceba580 |
hex | 30ecd14d0 |
13133223120 has 80 divisors (see below), whose sum is σ = 40762837440. Its totient is φ = 3497905152.
The previous prime is 13133223109. The next prime is 13133223137. The reversal of 13133223120 is 2132233131.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165396 + ... + 231564.
It is an arithmetic number, because the mean of its divisors is an integer number (509535468).
Almost surely, 213133223120 is an apocalyptic number.
13133223120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13133223120 is an abundant number, since it is smaller than the sum of its proper divisors (27629614320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13133223120 is a wasteful number, since it uses less digits than its factorization.
13133223120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67012 (or 67006 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 13133223120 its reverse (2132233131), we get a palindrome (15265456251).
The spelling of 13133223120 in words is "thirteen billion, one hundred thirty-three million, two hundred twenty-three thousand, one hundred twenty".
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