Base | Representation |
---|---|
bin | 1001101001001001110… |
… | …00010011001010100100 |
3 | 1011200020001010220211120 |
4 | 10310210320103022210 |
5 | 20412031243021012 |
6 | 412113401533540 |
7 | 32636460621423 |
oct | 4644470231244 |
9 | 1150201126746 |
10 | 331331220132 |
11 | 118575921760 |
12 | 5426a1a42b0 |
13 | 25323c40113 |
14 | 120722b72ba |
15 | 89430e358c |
hex | 4d24e132a4 |
331331220132 has 48 divisors (see below), whose sum is σ = 847008332352. Its totient is φ = 99972474880.
The previous prime is 331331220131. The next prime is 331331220139. The reversal of 331331220132 is 231022133133.
It is not an unprimeable number, because it can be changed into a prime (331331220131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5355693 + ... + 5417204.
It is an arithmetic number, because the mean of its divisors is an integer number (17646006924).
Almost surely, 2331331220132 is an apocalyptic number.
It is an amenable number.
331331220132 is an abundant number, since it is smaller than the sum of its proper divisors (515677112220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331331220132 is a wasteful number, since it uses less digits than its factorization.
331331220132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10773148 (or 10773146 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 331331220132 its reverse (231022133133), we get a palindrome (562353353265).
The spelling of 331331220132 in words is "three hundred thirty-one billion, three hundred thirty-one million, two hundred twenty thousand, one hundred thirty-two".
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