Search a number
-
+
30212333214 = 2373123204557
BaseRepresentation
bin11100001000110010…
…111001111010011110
32212222112211112210020
4130020302321322132
5443333324130324
621513535053010
72116455411060
oct341062717236
985875745706
1030212333214
11118a4090128
125a32071166
132b06379c5b
14166871b730
15bbc5bc679
hex708cb9e9e

30212333214 has 32 divisors (see below), whose sum is σ = 71284402176. Its totient is φ = 8353640160.

The previous prime is 30212333209. The next prime is 30212333231. The reversal of 30212333214 is 41233321203.

It is a Curzon number.

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, 11600977 + ... + 11603580.

It is an arithmetic number, because the mean of its divisors is an integer number (2227637568).

Almost surely, 230212333214 is an apocalyptic number.

30212333214 is an abundant number, since it is smaller than the sum of its proper divisors (41072068962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30212333214 is a wasteful number, since it uses less digits than its factorization.

30212333214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23204600.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 30212333214 its reverse (41233321203), we get a palindrome (71445654417).

The spelling of 30212333214 in words is "thirty billion, two hundred twelve million, three hundred thirty-three thousand, two hundred fourteen".

Divisors: 1 2 3 6 7 14 21 31 42 62 93 186 217 434 651 1302 23204557 46409114 69613671 139227342 162431899 324863798 487295697 719341267 974591394 1438682534 2158023801 4316047602 5035388869 10070777738 15106166607 30212333214