Base | Representation |
---|---|
bin | 111110101100110001… |
… | …001001011000000000 |
3 | 20102202212020111210222 |
4 | 332230301021120000 |
5 | 2100334201332143 |
6 | 50532223042212 |
7 | 4602220454546 |
oct | 765461113000 |
9 | 212685214728 |
10 | 67323074048 |
11 | 26608135a7a |
12 | 1106a440368 |
13 | 646b97c5b9 |
14 | 33892abd96 |
15 | 1b405d7768 |
hex | facc49600 |
67323074048 has 80 divisors (see below), whose sum is σ = 145203965280. Its totient is φ = 31087558656.
The previous prime is 67323074033. The next prime is 67323074051. The reversal of 67323074048 is 84047032376.
It is a super-5 number, since 5×673230740485 (a number of 55 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242936 + ... + 440072.
It is an arithmetic number, because the mean of its divisors is an integer number (1815049566).
Almost surely, 267323074048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 67323074048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72601982640).
67323074048 is an abundant number, since it is smaller than the sum of its proper divisors (77880891232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67323074048 is a wasteful number, since it uses less digits than its factorization.
67323074048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197207 (or 197191 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 44.
The spelling of 67323074048 in words is "sixty-seven billion, three hundred twenty-three million, seventy-four thousand, forty-eight".
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