| Base | Representation |
|---|---|
| bin | 11010110010011011100… |
| … | …010011111000000000000 |
| 3 | 20111222120101102011111020 |
| 4 | 122302123202133000000 |
| 5 | 220130033002323130 |
| 6 | 3525402150145440 |
| 7 | 246666054445110 |
| oct | 32623342370000 |
| 9 | 6458511364436 |
| 10 | 1840855511040 |
| 11 | 64a77aa43847 |
| 12 | 25892a952280 |
| 13 | 104790615300 |
| 14 | 65152835040 |
| 15 | 32d416cee10 |
| hex | 1ac9b89f000 |
1840855511040 has 2496 divisors, whose sum is σ = 8104419164160. Its totient is φ = 347807416320.
The previous prime is 1840855511029. The next prime is 1840855511041. The reversal of 1840855511040 is 401155580481.
It is a tau number, because it is divible by the number of its divisors (2496).
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a junction number, because it is equal to n+sod(n) for n = 1840855510983 and 1840855511001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1840855511041) by changing a digit.
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 191 ways as a sum of consecutive naturals, for example, 42810593259 + ... + 42810593301.
Almost surely, 21840855511040 is an apocalyptic number.
1840855511040 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 1840855511040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4052209582080).
1840855511040 is an abundant number, since it is smaller than the sum of its proper divisors (6263563653120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1840855511040 is a wasteful number, since it uses less digits than its factorization.
1840855511040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158 (or 123 counting only the distinct ones).
The product of its (nonzero) digits is 128000, while the sum is 42.
The spelling of 1840855511040 in words is "one trillion, eight hundred forty billion, eight hundred fifty-five million, five hundred eleven thousand, forty".
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