Search a number
-
+
13120101230 = 254734780447
BaseRepresentation
bin11000011100000010…
…01101101101101110
31020212100210012101012
430032001031231232
5203332221214410
610005521145222
7643062006665
oct141601155556
936770705335
1013120101230
115622a56275
122661a8b212
131311232a12
148c66adddc
1551bc77605
hex30e04db6e

13120101230 has 32 divisors (see below), whose sum is σ = 24188461056. Its totient is φ = 5121514144.

The previous prime is 13120101227. The next prime is 13120101233. The reversal of 13120101230 is 3210102131.

13120101230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13120101227) and next prime (13120101233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13120101233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122867 + ... + 203313.

It is an arithmetic number, because the mean of its divisors is an integer number (755889408).

Almost surely, 213120101230 is an apocalyptic number.

13120101230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13120101230 is a deficient number, since it is larger than the sum of its proper divisors (11068359826).

13120101230 is a wasteful number, since it uses less digits than its factorization.

13120101230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80848.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 13120101230 its reverse (3210102131), we get a palindrome (16330203361).

Subtracting from 13120101230 its reverse (3210102131), we obtain a palindrome (9909999099).

The spelling of 13120101230 in words is "thirteen billion, one hundred twenty million, one hundred one thousand, two hundred thirty".

Divisors: 1 2 5 10 47 94 235 347 470 694 1735 3470 16309 32618 80447 81545 160894 163090 402235 804470 3781009 7562018 18905045 27915109 37810090 55830218 139575545 279151090 1312010123 2624020246 6560050615 13120101230