Base | Representation |
---|---|
bin | 1001101000001011100… |
… | …10101000011111010000 |
3 | 1011121212200200221122200 |
4 | 10310011302220133100 |
5 | 20404444232002122 |
6 | 411545530403200 |
7 | 32620525360332 |
oct | 4640562503720 |
9 | 1147780627580 |
10 | 330809640912 |
11 | 118328466553 |
12 | 54143590500 |
13 | 2526cb70b6a |
14 | 12022d05452 |
15 | 89124165ac |
hex | 4d05ca87d0 |
330809640912 has 60 divisors (see below), whose sum is σ = 928728193380. Its totient is φ = 109922010624.
The previous prime is 330809640877. The next prime is 330809640919. The reversal of 330809640912 is 219046908033.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 12077130816 + 318732510096 = 109896^2 + 564564^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (330809640919) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3577837 + ... + 3669132.
It is an arithmetic number, because the mean of its divisors is an integer number (15478803223).
Almost surely, 2330809640912 is an apocalyptic number.
It is an amenable number.
330809640912 is an abundant number, since it is smaller than the sum of its proper divisors (597918552468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
330809640912 is a wasteful number, since it uses less digits than its factorization.
330809640912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7247300 (or 7247291 counting only the distinct ones).
The product of its (nonzero) digits is 279936, while the sum is 45.
The spelling of 330809640912 in words is "three hundred thirty billion, eight hundred nine million, six hundred forty thousand, nine hundred twelve".
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