Base | Representation |
---|---|
bin | 11110100000010100110010… |
… | …11010010011010101001100 |
3 | 22210111220202020002010021000 |
4 | 33100022121122103111030 |
5 | 32243030122444203100 |
6 | 354400431330340300 |
7 | 20062316646546324 |
oct | 1720123132232514 |
9 | 283456666063230 |
10 | 67081373037900 |
11 | 1a4130612aa1a1 |
12 | 76349a012a690 |
13 | 2b5799190a090 |
14 | 127ca81bdc284 |
15 | 7b4e1908b900 |
hex | 3d029969354c |
67081373037900 has 576 divisors, whose sum is σ = 234496191283200. Its totient is φ = 16352609495040.
The previous prime is 67081373037869. The next prime is 67081373037901. The reversal of 67081373037900 is 973037318076.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (67081373037901) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2509671736 + ... + 2509698464.
It is an arithmetic number, because the mean of its divisors is an integer number (407111443200).
Almost surely, 267081373037900 is an apocalyptic number.
67081373037900 is a gapful number since it is divisible by the number (60) 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 67081373037900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117248095641600).
67081373037900 is an abundant number, since it is smaller than the sum of its proper divisors (167414818245300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67081373037900 is a wasteful number, since it uses less digits than its factorization.
67081373037900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27455 (or 27442 counting only the distinct ones).
The product of its (nonzero) digits is 4000752, while the sum is 54.
The spelling of 67081373037900 in words is "sixty-seven trillion, eighty-one billion, three hundred seventy-three million, thirty-seven thousand, nine hundred".
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