Base | Representation |
---|---|
bin | 11010111011001000101… |
… | …111100100010100111000 |
3 | 20112212200212221222210000 |
4 | 122323020233210110320 |
5 | 220303204141200130 |
6 | 3533545533353000 |
7 | 250446530144550 |
oct | 32731057442470 |
9 | 6485625858700 |
10 | 1850203850040 |
11 | 653737925247 |
12 | 25a6b9638760 |
13 | 1056202b9750 |
14 | 6579c204160 |
15 | 331dc268260 |
hex | 1aec8be4538 |
1850203850040 has 1280 divisors, whose sum is σ = 7953142982400. Its totient is φ = 375230693376.
The previous prime is 1850203850029. The next prime is 1850203850083. The reversal of 1850203850040 is 400583020581.
It is a happy number.
1850203850040 is a `hidden beast` number, since 1 + 85 + 0 + 2 + 0 + 38 + 500 + 40 = 666.
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 = 1850203849977 and 1850203850004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 3018276774 + ... + 3018277386.
It is an arithmetic number, because the mean of its divisors is an integer number (6213392955).
Almost surely, 21850203850040 is an apocalyptic number.
1850203850040 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 1850203850040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3976571491200).
1850203850040 is an abundant number, since it is smaller than the sum of its proper divisors (6102939132360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1850203850040 is a wasteful number, since it uses less digits than its factorization.
1850203850040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1038 (or 1025 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 36.
The spelling of 1850203850040 in words is "one trillion, eight hundred fifty billion, two hundred three million, eight hundred fifty thousand, forty".
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