| Base | Representation |
|---|---|
| bin | 10010011010010010… |
| … | …110010001110000000 |
| 3 | 1220000200220002000100 |
| 4 | 102122102302032000 |
| 5 | 310441213002421 |
| 6 | 13025335122400 |
| 7 | 1266611230200 |
| oct | 223222621600 |
| 9 | 56020802010 |
| 10 | 19768484736 |
| 11 | 84248811a0 |
| 12 | 39b8513400 |
| 13 | 1b30737a60 |
| 14 | d5765c400 |
| 15 | 7aa788c26 |
| hex | 49a4b2380 |
19768484736 has 1152 divisors, whose sum is σ = 81265766400. Its totient is φ = 4528742400.
The previous prime is 19768484707. The next prime is 19768484741. The reversal of 19768484736 is 63748486791.
19768484736 is a `hidden beast` number, since 1 + 97 + 68 + 484 + 7 + 3 + 6 = 666.
It is a tau number, because it is divible by the number of its divisors (1152).
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a nude number because it is divisible by every one of its digits.
Its product of digits (48771072) is a multiple of the sum of its prime factors (168).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 250233945 + ... + 250234023.
It is an arithmetic number, because the mean of its divisors is an integer number (70543200).
Almost surely, 219768484736 is an apocalyptic number.
19768484736 is a gapful number since it is divisible by the number (16) 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 19768484736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40632883200).
19768484736 is an abundant number, since it is smaller than the sum of its proper divisors (61497281664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19768484736 is a wasteful number, since it uses less digits than its factorization.
19768484736 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 168 (or 146 counting only the distinct ones).
The product of its digits is 48771072, while the sum is 63.
The spelling of 19768484736 in words is "nineteen billion, seven hundred sixty-eight million, four hundred eighty-four thousand, seven hundred thirty-six".
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