Search a number
-
+
512106205 = 51331254147
BaseRepresentation
bin11110100001100…
…001111011011101
31022200121200122111
4132201201323131
52022044344310
6122452114021
715455555002
oct3641417335
91280550574
10512106205
11243085a76
12123605911
1382133530
144c0278a9
152ee5a28a
hex1e861edd

512106205 has 16 divisors (see below), whose sum is σ = 683149824. Its totient is φ = 365970240.

The previous prime is 512106151. The next prime is 512106229. The reversal of 512106205 is 502601215.

It is not a de Polignac number, because 512106205 - 215 = 512073437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 125059 + ... + 129088.

It is an arithmetic number, because the mean of its divisors is an integer number (42696864).

Almost surely, 2512106205 is an apocalyptic number.

It is an amenable number.

512106205 is a deficient number, since it is larger than the sum of its proper divisors (171043619).

512106205 is a wasteful number, since it uses less digits than its factorization.

512106205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254196.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 512106205 is about 22629.7636973964. The cubic root of 512106205 is about 800.0553112799.

The spelling of 512106205 in words is "five hundred twelve million, one hundred six thousand, two hundred five".

Divisors: 1 5 13 31 65 155 403 2015 254147 1270735 3303911 7878557 16519555 39392785 102421241 512106205