| Base | Representation |
|---|---|
| bin | 1011111001100010110… |
| … | …1000011101111000000 |
| 3 | 201112122202110212211210 |
| 4 | 2332120231003233000 |
| 5 | 11322130401132040 |
| 6 | 233524534010120 |
| 7 | 20524565220261 |
| oct | 2763055035700 |
| 9 | 645582425753 |
| 10 | 204425411520 |
| 11 | 797728a73a0 |
| 12 | 337517a6940 |
| 13 | 1637b10b785 |
| 14 | 9c73b32968 |
| 15 | 54b6c2c480 |
| hex | 2f98b43bc0 |
204425411520 has 224 divisors, whose sum is σ = 708411868416. Its totient is φ = 49532723200.
The previous prime is 204425411501. The next prime is 204425411537. The reversal of 204425411520 is 25114524402.
204425411520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2044254115203 (a number of 35 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 29321635 + ... + 29328605.
It is an arithmetic number, because the mean of its divisors is an integer number (3162552984).
Almost surely, 2204425411520 is an apocalyptic number.
204425411520 is a gapful number since it is divisible by the number (20) 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 204425411520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354205934208).
204425411520 is an abundant number, since it is smaller than the sum of its proper divisors (503986456896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204425411520 is a wasteful number, since it uses less digits than its factorization.
204425411520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9779 (or 9769 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 30.
Adding to 204425411520 its reverse (25114524402), we get a palindrome (229539935922).
The spelling of 204425411520 in words is "two hundred four billion, four hundred twenty-five million, four hundred eleven thousand, five hundred twenty".
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