Base | Representation |
---|---|
bin | 111111101011100101… |
… | …111011111011100000 |
3 | 20112111022120120121012 |
4 | 333223211323323200 |
5 | 2110014014200000 |
6 | 51224554320052 |
7 | 4640306521526 |
oct | 775345737340 |
9 | 215438516535 |
10 | 68377100000 |
11 | 26aa90aa300 |
12 | 11303429028 |
13 | 65a91544b1 |
14 | 3449280316 |
15 | 1ba2ddb735 |
hex | feb97bee0 |
68377100000 has 216 divisors, whose sum is σ = 184980769848. Its totient is φ = 24860000000.
The previous prime is 68377099997. The next prime is 68377100009. The reversal of 68377100000 is 177386.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a self number, because there is not a number n which added to its sum of digits gives 68377100000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68377100009) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12097175 + ... + 12102825.
It is an arithmetic number, because the mean of its divisors is an integer number (856392453).
Almost surely, 268377100000 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 68377100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92490384924).
68377100000 is an abundant number, since it is smaller than the sum of its proper divisors (116603669848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68377100000 is an equidigital number, since it uses as much as digits as its factorization.
68377100000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5708 (or 5669 counting only the distinct ones).
The product of its (nonzero) digits is 7056, while the sum is 32.
Adding to 68377100000 its reverse (177386), we get a palindrome (68377277386).
The spelling of 68377100000 in words is "sixty-eight billion, three hundred seventy-seven million, one hundred thousand".
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