Search a number
-
+
13223401430 = 256373207491
BaseRepresentation
bin11000101000010110…
…10001011111010110
31021010120011101121112
430110023101133112
5204040142321210
610024051215022
7645455025521
oct142413213726
937116141545
1013223401430
1156762a1238
1226905a7472
1313297606b5
148d62bdbb8
15525d7ed05
hex3142d17d6

13223401430 has 16 divisors (see below), whose sum is σ = 23805972144. Its totient is φ = 5288505120.

The previous prime is 13223401423. The next prime is 13223401507. The reversal of 13223401430 is 3410432231.

13223401430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13223401396 and 13223401405.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 40016 + ... + 167475.

It is an arithmetic number, because the mean of its divisors is an integer number (1487873259).

Almost surely, 213223401430 is an apocalyptic number.

13223401430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13223401430 is a deficient number, since it is larger than the sum of its proper divisors (10582570714).

13223401430 is a wasteful number, since it uses less digits than its factorization.

13223401430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213871.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 13223401430 its reverse (3410432231), we get a palindrome (16633833661).

The spelling of 13223401430 in words is "thirteen billion, two hundred twenty-three million, four hundred one thousand, four hundred thirty".

Divisors: 1 2 5 10 6373 12746 31865 63730 207491 414982 1037455 2074910 1322340143 2644680286 6611700715 13223401430