Search a number
-
+
30314521133 = 138926200969
BaseRepresentation
bin11100001110111000…
…101110001000101101
32220020200010020020222
4130032320232020231
5444041004134013
621532025221125
72122136115041
oct341670561055
986220106228
1030314521133
1111946836456
125a603317a5
132b215a8590
14167811c021
15bc6555508
hex70ee2e22d

30314521133 has 8 divisors (see below), whose sum is σ = 33013222200. Its totient is φ = 27668222208.

The previous prime is 30314521121. The next prime is 30314521183. The reversal of 30314521133 is 33112541303.

It can be written as a sum of positive squares in 4 ways, for example, as 3346969609 + 26967551524 = 57853^2 + 164218^2 .

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 30314521133 - 28 = 30314520877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30314521183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13099328 + ... + 13101641.

It is an arithmetic number, because the mean of its divisors is an integer number (4126652775).

Almost surely, 230314521133 is an apocalyptic number.

It is an amenable number.

30314521133 is a deficient number, since it is larger than the sum of its proper divisors (2698701067).

30314521133 is a wasteful number, since it uses less digits than its factorization.

30314521133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26201071.

The product of its (nonzero) digits is 3240, while the sum is 26.

The spelling of 30314521133 in words is "thirty billion, three hundred fourteen million, five hundred twenty-one thousand, one hundred thirty-three".

Divisors: 1 13 89 1157 26200969 340612597 2331886241 30314521133