Base | Representation |
---|---|
bin | 11111110110010100000… |
… | …110001001001111000000 |
3 | 21202020012220021122220200 |
4 | 133312110012021033000 |
5 | 241324244441223240 |
6 | 4353234534205200 |
7 | 314060055325332 |
oct | 37662406111700 |
9 | 7666186248820 |
10 | 2188622992320 |
11 | 77420a6927a6 |
12 | 2b42054b3800 |
13 | 12b503807a2b |
14 | 77d039a3452 |
15 | 3bde7741930 |
hex | 1fd941893c0 |
2188622992320 has 672 divisors, whose sum is σ = 8140276579968. Its totient is φ = 537670189056.
The previous prime is 2188622992319. The next prime is 2188622992321. The reversal of 2188622992320 is 232992268812.
It is a happy number.
2188622992320 is a `hidden beast` number, since 2 + 1 + 8 + 8 + 6 + 229 + 92 + 320 = 666.
It is an interprime number because it is at equal distance from previous prime (2188622992319) and next prime (2188622992321).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2188622992321) by changing a digit.
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 95 ways as a sum of consecutive naturals, for example, 1601040277 + ... + 1601041643.
Almost surely, 22188622992320 is an apocalyptic number.
2188622992320 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 2188622992320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4070138289984).
2188622992320 is an abundant number, since it is smaller than the sum of its proper divisors (5951653587648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2188622992320 is a wasteful number, since it uses less digits than its factorization.
2188622992320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2077 (or 2064 counting only the distinct ones).
The product of its (nonzero) digits is 2985984, while the sum is 54.
The spelling of 2188622992320 in words is "two trillion, one hundred eighty-eight billion, six hundred twenty-two million, nine hundred ninety-two thousand, three hundred twenty".
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