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50200000205 = 5101677146833
BaseRepresentation
bin101110110000001001…
…110011011011001101
311210120112011020022212
4232300021303123031
51310302200001310
635021144120205
73425000650505
oct566011633315
9153515136285
1050200000205
111a320656183
12988ba66065
134970327144
142603112a05
15148c1ee205
hexbb02736cd

50200000205 has 16 divisors (see below), whose sum is σ = 60926712624. Its totient is φ = 39703372800.

The previous prime is 50200000189. The next prime is 50200000211.

50200000205 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 32628641956 + 17571358249 = 180634^2 + 132557^2 .

It is not a de Polignac number, because 50200000205 - 24 = 50200000189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50200000205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268469 + ... + 415301.

It is an arithmetic number, because the mean of its divisors is an integer number (3807919539).

Almost surely, 250200000205 is an apocalyptic number.

It is an amenable number.

50200000205 is a deficient number, since it is larger than the sum of its proper divisors (10726712419).

50200000205 is a wasteful number, since it uses less digits than its factorization.

50200000205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147616.

The product of its (nonzero) digits is 100, while the sum is 14.

It can be divided in two parts, 50200000 and 205, that added together give a palindrome (50200205).

The spelling of 50200000205 in words is "fifty billion, two hundred million, two hundred five", and thus it is an aban number.

Divisors: 1 5 101 505 677 3385 68377 146833 341885 734165 14830133 74150665 99405941 497029705 10040000041 50200000205