Search a number
-
+
10030312105 = 511315882881
BaseRepresentation
bin10010101011101101…
…00110101010101001
3221220000210122111221
421111312212222221
5131020224441410
64335144222041
7503363150302
oct112566465251
927800718457
1010030312105
114287938a40
121b3b16a921
13c3b071528
146b21b37a9
153da8994da
hex255da6aa9

10030312105 has 16 divisors (see below), whose sum is σ = 13554160128. Its totient is φ = 7059456000.

The previous prime is 10030312081. The next prime is 10030312151. The reversal of 10030312105 is 50121303001.

It is not a de Polignac number, because 10030312105 - 25 = 10030312073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2939736 + ... + 2943145.

It is an arithmetic number, because the mean of its divisors is an integer number (847135008).

Almost surely, 210030312105 is an apocalyptic number.

It is an amenable number.

10030312105 is a deficient number, since it is larger than the sum of its proper divisors (3523848023).

10030312105 is a wasteful number, since it uses less digits than its factorization.

10030312105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5882928.

The product of its (nonzero) digits is 90, while the sum is 16.

Adding to 10030312105 its reverse (50121303001), we get a palindrome (60151615106).

The spelling of 10030312105 in words is "ten billion, thirty million, three hundred twelve thousand, one hundred five".

Divisors: 1 5 11 31 55 155 341 1705 5882881 29414405 64711691 182369311 323558455 911846555 2006062421 10030312105