Search a number
-
+
30322110231 = 32717128322067
BaseRepresentation
bin11100001111010101…
…101010111100010111
32220021012101210112200
4130033111222330113
5444044430011411
621532500015543
72122260453510
oct341725527427
986235353480
1030322110231
111195004a236
125a629915b3
132b2303497a
141679135a07
15bc7053e56
hex70f56af17

30322110231 has 48 divisors (see below), whose sum is σ = 53043704064. Its totient is φ = 16294240512.

The previous prime is 30322110223. The next prime is 30322110253. The reversal of 30322110231 is 13201122303.

30322110231 is a `hidden beast` number, since 3 + 0 + 322 + 110 + 231 = 666.

It is not a de Polignac number, because 30322110231 - 23 = 30322110223 is a prime.

It is a super-2 number, since 2×303221102312 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30322110271) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1363060 + ... + 1385126.

It is an arithmetic number, because the mean of its divisors is an integer number (1105077168).

Almost surely, 230322110231 is an apocalyptic number.

30322110231 is a deficient number, since it is larger than the sum of its proper divisors (22721593833).

30322110231 is a wasteful number, since it uses less digits than its factorization.

30322110231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23380 (or 23377 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 30322110231 its reverse (13201122303), we get a palindrome (43523232534).

The spelling of 30322110231 in words is "thirty billion, three hundred twenty-two million, one hundred ten thousand, two hundred thirty-one".

Divisors: 1 3 7 9 17 21 51 63 119 153 357 1071 1283 3849 8981 11547 21811 22067 26943 65433 66201 80829 152677 154469 196299 198603 375139 458031 463407 1125417 1374093 1390221 2625973 3376251 7877919 23633757 28311961 84935883 198183727 254807649 481303337 594551181 1443910011 1783653543 3369123359 4331730033 10107370077 30322110231