Base | Representation |
---|---|
bin | 111110001010001110… |
… | …1110011001010001100 |
3 | 110202112221222120210210 |
4 | 1330110131303022030 |
5 | 4141340224422340 |
6 | 141153453002420 |
7 | 12433640454561 |
oct | 1742435631214 |
9 | 422487876723 |
10 | 133487342220 |
11 | 51680140a41 |
12 | 21a54783410 |
13 | c78452b93b |
14 | 66646d0868 |
15 | 37140c0180 |
hex | 1f1477328c |
133487342220 has 48 divisors (see below), whose sum is σ = 373797704448. Its totient is φ = 35593467840.
The previous prime is 133487342203. The next prime is 133487342221. The reversal of 133487342220 is 22243784331.
It is not an unprimeable number, because it can be changed into a prime (133487342221) by changing a digit.
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, 627775 + ... + 813065.
It is an arithmetic number, because the mean of its divisors is an integer number (7787452176).
Almost surely, 2133487342220 is an apocalyptic number.
133487342220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
133487342220 is an abundant number, since it is smaller than the sum of its proper divisors (240310362228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133487342220 is a wasteful number, since it uses less digits than its factorization.
133487342220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197310 (or 197308 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 39.
The spelling of 133487342220 in words is "one hundred thirty-three billion, four hundred eighty-seven million, three hundred forty-two thousand, two hundred twenty".
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