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2050171850697 = 35398443130981
BaseRepresentation
bin11101110101010111110…
…000111100111111001001
321020222212000000221102120
4131311113300330333021
5232042222443210242
64205500321521453
7301056112125165
oct35652760747711
97228760027376
102050171850697
1172052261a903
122914064a3289
1311b43aab38a9
147132bd55ca5
15384e29bb1ec
hex1dd57c3cfc9

2050171850697 has 16 divisors (see below), whose sum is σ = 2785188673728. Its totient is φ = 1340969048640.

The previous prime is 2050171850659. The next prime is 2050171850707. The reversal of 2050171850697 is 7960581710502.

It is not a de Polignac number, because 2050171850697 - 236 = 1981452373961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2050171650697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15586947 + ... + 15717927.

It is an arithmetic number, because the mean of its divisors is an integer number (174074292108).

Almost surely, 22050171850697 is an apocalyptic number.

It is an amenable number.

2050171850697 is a deficient number, since it is larger than the sum of its proper divisors (735016823031).

2050171850697 is a wasteful number, since it uses less digits than its factorization.

2050171850697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229480.

The product of its (nonzero) digits is 1058400, while the sum is 51.

The spelling of 2050171850697 in words is "two trillion, fifty billion, one hundred seventy-one million, eight hundred fifty thousand, six hundred ninety-seven".

Divisors: 1 3 53 159 98443 130981 295329 392943 5217479 6941993 15652437 20825979 12894162583 38682487749 683390616899 2050171850697