Base | Representation |
---|---|
bin | 111101100100110010… |
… | …1101111000001010100 |
3 | 110122022102012110021110 |
4 | 1323021211233001110 |
5 | 4131302132144340 |
6 | 140425100015020 |
7 | 12360545033046 |
oct | 1731145570124 |
9 | 418272173243 |
10 | 132231131220 |
11 | 51096032031 |
12 | 21763b31470 |
13 | c6141b6016 |
14 | 658592ba96 |
15 | 368db7e680 |
hex | 1ec996f054 |
132231131220 has 48 divisors (see below), whose sum is σ = 383014316160. Its totient is φ = 34045716096.
The previous prime is 132231131111. The next prime is 132231131231. The reversal of 132231131220 is 22131132231.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37995712 + ... + 37999191.
It is an arithmetic number, because the mean of its divisors is an integer number (7979464920).
Almost surely, 2132231131220 is an apocalyptic number.
132231131220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
132231131220 is an abundant number, since it is smaller than the sum of its proper divisors (250783184940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132231131220 is a wasteful number, since it uses less digits than its factorization.
132231131220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75994944 (or 75994942 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 132231131220 its reverse (22131132231), we get a palindrome (154362263451).
It can be divided in two parts, 1322311 and 31220, that added together give a palindrome (1353531).
The spelling of 132231131220 in words is "one hundred thirty-two billion, two hundred thirty-one million, one hundred thirty-one thousand, two hundred twenty".
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