| Base | Representation |
|---|---|
| bin | 100000010000010001111… |
| … | …101101010101000101100 |
| 3 | 21211220012000021011001000 |
| 4 | 200100101331222220230 |
| 5 | 242303400123042303 |
| 6 | 4414125331520300 |
| 7 | 316065022262100 |
| oct | 40202175525054 |
| 9 | 7756160234030 |
| 10 | 2216504502828 |
| 11 | 78501800a270 |
| 12 | 2b96a6a59090 |
| 13 | 13102800a245 |
| 14 | 793ca90b900 |
| 15 | 3c9ca39eda3 |
| hex | 20411f6aa2c |
2216504502828 has 288 divisors, whose sum is σ = 7429998481920. Its totient is φ = 564852113280.
The previous prime is 2216504502827. The next prime is 2216504502829. The reversal of 2216504502828 is 8282054056122.
2216504502828 is a `hidden beast` number, since 2 + 2 + 1 + 65 + 0 + 4 + 502 + 82 + 8 = 666.
It is an interprime number because it is at equal distance from previous prime (2216504502827) and next prime (2216504502829).
It is a super-2 number, since 2×22165045028282 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2216504502827) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2726025 + ... + 3444447.
It is an arithmetic number, because the mean of its divisors is an integer number (25798605840).
Almost surely, 22216504502828 is an apocalyptic number.
2216504502828 is a gapful number since it is divisible by the number (28) 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 2216504502828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3714999240960).
2216504502828 is an abundant number, since it is smaller than the sum of its proper divisors (5213493979092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2216504502828 is a wasteful number, since it uses less digits than its factorization.
2216504502828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 718514 (or 718499 counting only the distinct ones).
The product of its (nonzero) digits is 614400, while the sum is 45.
The spelling of 2216504502828 in words is "two trillion, two hundred sixteen billion, five hundred four million, five hundred two thousand, eight hundred twenty-eight".
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