Base | Representation |
---|---|
bin | 11110111100000111010011… |
… | …10101000011001000000000 |
3 | 22220220012100002210202221000 |
4 | 33132003221311003020000 |
5 | 32404201121432411100 |
6 | 400411222344332000 |
7 | 20221311404202606 |
oct | 1736035165031000 |
9 | 286805302722830 |
10 | 68036204966400 |
11 | 1a750aa1004480 |
12 | 7769a57474000 |
13 | 2bc6a2c209198 |
14 | 12b2d81545876 |
15 | 7ceba0265900 |
hex | 3de0e9d43200 |
68036204966400 has 1920 divisors, whose sum is σ = 283375271393280. Its totient is φ = 15843631104000.
The previous prime is 68036204966371. The next prime is 68036204966437. The reversal of 68036204966400 is 466940263086.
68036204966400 is a `hidden beast` number, since 6 + 8 + 0 + 3 + 620 + 4 + 9 + 6 + 6 + 4 + 0 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (1920).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 9971593389 + ... + 9971600211.
It is an arithmetic number, because the mean of its divisors is an integer number (147591287184).
Almost surely, 268036204966400 is an apocalyptic number.
68036204966400 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 68036204966400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141687635696640).
68036204966400 is an abundant number, since it is smaller than the sum of its proper divisors (215339066426880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68036204966400 is a wasteful number, since it uses less digits than its factorization.
68036204966400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6975 (or 6948 counting only the distinct ones).
The product of its (nonzero) digits is 8957952, while the sum is 54.
The spelling of 68036204966400 in words is "sixty-eight trillion, thirty-six billion, two hundred four million, nine hundred sixty-six thousand, four hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 5.139 sec. • engine limits •