| Base | Representation |
|---|---|
| bin | 111011011010110110… |
| … | …011010011000000000 |
| 3 | 20002200102021202102100 |
| 4 | 323122312122120000 |
| 5 | 2021131104122130 |
| 6 | 45150533550400 |
| 7 | 4416024404160 |
| oct | 733266323000 |
| 9 | 202612252370 |
| 10 | 63801239040 |
| 11 | 25070155230 |
| 12 | 10446aa5400 |
| 13 | 602a139566 |
| 14 | 31336685a0 |
| 15 | 19d6315c60 |
| hex | edad9a600 |
63801239040 has 480 divisors, whose sum is σ = 275492295936. Its totient is φ = 13257031680.
The previous prime is 63801239023. The next prime is 63801239057. The reversal of 63801239040 is 4093210836.
63801239040 is a `hidden beast` number, since 6 + 380 + 1 + 239 + 0 + 40 = 666.
It is an interprime number because it is at equal distance from previous prime (63801239023) and next prime (63801239057).
It is a tau number, because it is divible by the number of its divisors (480).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 63801238986 and 63801239004.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 1756099 + ... + 1792061.
Almost surely, 263801239040 is an apocalyptic number.
63801239040 is a gapful number since it is divisible by the number (60) 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 63801239040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137746147968).
63801239040 is an abundant number, since it is smaller than the sum of its proper divisors (211691056896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63801239040 is a wasteful number, since it uses less digits than its factorization.
63801239040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36010 (or 35991 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
Adding to 63801239040 its reverse (4093210836), we get a palindrome (67894449876).
The spelling of 63801239040 in words is "sixty-three billion, eight hundred one million, two hundred thirty-nine thousand, forty".
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