| Base | Representation |
|---|---|
| bin | 1011100100100111100… |
| … | …0111001101100011000 |
| 3 | 201000011021121100221220 |
| 4 | 2321021320321230120 |
| 5 | 11224124341230020 |
| 6 | 231155312332040 |
| 7 | 20235436245024 |
| oct | 2711170715430 |
| 9 | 630137540856 |
| 10 | 198808148760 |
| 11 | 77350020781 |
| 12 | 32644544020 |
| 13 | 1599441ba60 |
| 14 | 989dab3384 |
| 15 | 52889e8240 |
| hex | 2e49e39b18 |
198808148760 has 512 divisors, whose sum is σ = 674434252800. Its totient is φ = 46565406720.
The previous prime is 198808148743. The next prime is 198808148761. The reversal of 198808148760 is 67841808891.
It is a happy number.
198808148760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (60).
It is a junction number, because it is equal to n+sod(n) for n = 198808148694 and 198808148703.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (198808148761) 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 127 ways as a sum of consecutive naturals, for example, 755924389 + ... + 755924651.
It is an arithmetic number, because the mean of its divisors is an integer number (1317254400).
Almost surely, 2198808148760 is an apocalyptic number.
198808148760 is a gapful number since it is divisible by the number (10) 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 198808148760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337217126400).
198808148760 is an abundant number, since it is smaller than the sum of its proper divisors (475626104040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198808148760 is a wasteful number, since it uses less digits than its factorization.
198808148760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 583 (or 579 counting only the distinct ones).
The product of its (nonzero) digits is 6193152, while the sum is 60.
The spelling of 198808148760 in words is "one hundred ninety-eight billion, eight hundred eight million, one hundred forty-eight thousand, seven hundred sixty".
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