Base | Representation |
---|---|
bin | 11111111111100011101… |
… | …101110101101100001000 |
3 | 21210011211122022111222000 |
4 | 133333203231311230020 |
5 | 242010111433421210 |
6 | 4401555505231000 |
7 | 314561041613016 |
oct | 37774355655410 |
9 | 7704748274860 |
10 | 2198548732680 |
11 | 778443497403 |
12 | 2b6115632460 |
13 | 12c425cc4891 |
14 | 785a5d158b6 |
15 | 3c2c8d31ac0 |
hex | 1ffe3b75b08 |
2198548732680 has 256 divisors, whose sum is σ = 7905994502400. Its totient is φ = 541381201920.
The previous prime is 2198548732673. The next prime is 2198548732727. The reversal of 2198548732680 is 862378458912.
2198548732680 is a `hidden beast` number, since 2 + 1 + 9 + 8 + 548 + 7 + 3 + 2 + 6 + 80 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 156606 + ... + 2102765.
It is an arithmetic number, because the mean of its divisors is an integer number (30882791025).
It is a 1-persistent number, because it is pandigital, but 2⋅2198548732680 = 4397097465360 is not.
Almost surely, 22198548732680 is an apocalyptic number.
2198548732680 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 2198548732680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3952997251200).
2198548732680 is an abundant number, since it is smaller than the sum of its proper divisors (5707445769720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2198548732680 is a wasteful number, since it uses less digits than its factorization.
2198548732680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2259461 (or 2259451 counting only the distinct ones).
The product of its (nonzero) digits is 46448640, while the sum is 63.
The spelling of 2198548732680 in words is "two trillion, one hundred ninety-eight billion, five hundred forty-eight million, seven hundred thirty-two thousand, six hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.137 sec. • engine limits •