Base | Representation |
---|---|
bin | 1000000010110001001… |
… | …1100100111110000100 |
3 | 111012200011100021222112 |
4 | 2000230103210332010 |
5 | 4230444131030030 |
6 | 143251405520152 |
7 | 12661200012146 |
oct | 2005423447604 |
9 | 435604307875 |
10 | 138182283140 |
11 | 5366a329600 |
12 | 22944b73058 |
13 | 1005210aaa5 |
14 | 698c062c96 |
15 | 38db368a95 |
hex | 202c4e4f84 |
138182283140 has 144 divisors (see below), whose sum is σ = 326827654272. Its totient is φ = 49023744000.
The previous prime is 138182283139. The next prime is 138182283163. The reversal of 138182283140 is 41382281831.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16662395 + ... + 16670685.
It is an arithmetic number, because the mean of its divisors is an integer number (2269636488).
Almost surely, 2138182283140 is an apocalyptic number.
138182283140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 138182283140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163413827136).
138182283140 is an abundant number, since it is smaller than the sum of its proper divisors (188645371132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138182283140 is a wasteful number, since it uses less digits than its factorization.
138182283140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8490 (or 8477 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 41.
The spelling of 138182283140 in words is "one hundred thirty-eight billion, one hundred eighty-two million, two hundred eighty-three thousand, one hundred forty".
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