Base | Representation |
---|---|
bin | 11111100011111101… |
… | …100101011000000100 |
3 | 10020110210202222221010 |
4 | 133203331211120010 |
5 | 1023401132433410 |
6 | 23322450122220 |
7 | 2306544443133 |
oct | 374375453004 |
9 | 106423688833 |
10 | 33889342980 |
11 | 13410717a79 |
12 | 6699580370 |
13 | 32710b138c |
14 | 18d6bd591a |
15 | d352e1c20 |
hex | 7e3f65604 |
33889342980 has 48 divisors (see below), whose sum is σ = 94899712320. Its totient is φ = 9036248448.
The previous prime is 33889342969. The next prime is 33889342987. The reversal of 33889342980 is 8924398833.
It is a super-2 number, since 2×338893429802 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 33889342980.
It is not an unprimeable number, because it can be changed into a prime (33889342987) 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, 747727 + ... + 791753.
It is an arithmetic number, because the mean of its divisors is an integer number (1977077340).
Almost surely, 233889342980 is an apocalyptic number.
33889342980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
33889342980 is an abundant number, since it is smaller than the sum of its proper divisors (61010369340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33889342980 is a wasteful number, since it uses less digits than its factorization.
33889342980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56868 (or 56866 counting only the distinct ones).
The product of its (nonzero) digits is 8957952, while the sum is 57.
The spelling of 33889342980 in words is "thirty-three billion, eight hundred eighty-nine million, three hundred forty-two thousand, nine hundred eighty".
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