Search a number
-
+
30113213030 = 256191953717
BaseRepresentation
bin11100000010111000…
…110010101001100110
32212201122022201110022
4130002320302221212
5443132440304110
621500034355142
72114143041665
oct340270625146
985648281408
1030113213030
111185313a71a
125a04a2bab2
132abb983a64
1416594b8ddc
15bb3a3d755
hex702e32a66

30113213030 has 32 divisors (see below), whose sum is σ = 55153344960. Its totient is φ = 11834709120.

The previous prime is 30113213029. The next prime is 30113213033. The reversal of 30113213030 is 3031231103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30113213033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533732 + ... + 587448.

It is an arithmetic number, because the mean of its divisors is an integer number (1723542030).

Almost surely, 230113213030 is an apocalyptic number.

30113213030 is a deficient number, since it is larger than the sum of its proper divisors (25040131930).

30113213030 is a wasteful number, since it uses less digits than its factorization.

30113213030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54704.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 30113213030 its reverse (3031231103), we get a palindrome (33144444133).

The spelling of 30113213030 in words is "thirty billion, one hundred thirteen million, two hundred thirteen thousand, thirty".

Divisors: 1 2 5 10 61 122 305 610 919 1838 4595 9190 53717 56059 107434 112118 268585 280295 537170 560590 3276737 6553474 16383685 32767370 49365923 98731846 246829615 493659230 3011321303 6022642606 15056606515 30113213030