Base | Representation |
---|---|
bin | 11101110101010111110… |
… | …000111100111111111101 |
3 | 21020222212000000221111111 |
4 | 131311113300330333331 |
5 | 232042222443210444 |
6 | 4205500321522021 |
7 | 301056112125301 |
oct | 35652760747775 |
9 | 7228760027444 |
10 | 2050171850749 |
11 | 72052261a950 |
12 | 2914064a3311 |
13 | 11b43aab3919 |
14 | 7132bd55d01 |
15 | 384e29bb234 |
hex | 1dd57c3cffd |
2050171850749 has 8 divisors (see below), whose sum is σ = 2236570417440. Its totient is φ = 1863776502000.
The previous prime is 2050171850747. The next prime is 2050171850767. The reversal of 2050171850749 is 9470581710502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2050171850749 - 21 = 2050171850747 is a prime.
It is a super-2 number, since 2×20501718507492 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2050171850747) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640507 + ... + 2123815.
It is an arithmetic number, because the mean of its divisors is an integer number (279571302180).
Almost surely, 22050171850749 is an apocalyptic number.
It is an amenable number.
2050171850749 is a deficient number, since it is larger than the sum of its proper divisors (186398566691).
2050171850749 is a wasteful number, since it uses less digits than its factorization.
2050171850749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1608971.
The product of its (nonzero) digits is 705600, while the sum is 49.
The spelling of 2050171850749 in words is "two trillion, fifty billion, one hundred seventy-one million, eight hundred fifty thousand, seven hundred forty-nine".
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