Search a number
-
+
1130343215 = 5226068643
BaseRepresentation
bin100001101011111…
…1010101100101111
32220202221101101112
41003113322230233
54303331440330
6304055102235
740003521161
oct10327725457
92822841345
101130343215
1153005a651
1227667197b
13150245c51
14aa19a931
156937b795
hex435fab2f

1130343215 has 4 divisors (see below), whose sum is σ = 1356411864. Its totient is φ = 904274568.

The previous prime is 1130343187. The next prime is 1130343233. The reversal of 1130343215 is 5123430311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5123430311 = 6417992871.

It is a cyclic number.

It is not a de Polignac number, because 1130343215 - 28 = 1130342959 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 113034317 + ... + 113034326.

It is an arithmetic number, because the mean of its divisors is an integer number (339102966).

Almost surely, 21130343215 is an apocalyptic number.

1130343215 is a deficient number, since it is larger than the sum of its proper divisors (226068649).

1130343215 is an equidigital number, since it uses as much as digits as its factorization.

1130343215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226068648.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1130343215 is about 33620.5772556034. The cubic root of 1130343215 is about 1041.6858797381.

Adding to 1130343215 its reverse (5123430311), we get a palindrome (6253773526).

The spelling of 1130343215 in words is "one billion, one hundred thirty million, three hundred forty-three thousand, two hundred fifteen".

Divisors: 1 5 226068643 1130343215