Search a number
-
+
1107130165 = 5281787993
BaseRepresentation
bin100000111111101…
…0111011100110101
32212011021001001221
41001333113130311
54231411131130
6301505350341
736302310511
oct10177273465
92764231057
101107130165
11518a45309
1226a9383b1
131484a920b
14a7077141
15672e387a
hex41fd7735

1107130165 has 8 divisors (see below), whose sum is σ = 1333285848. Its totient is φ = 882551040.

The previous prime is 1107130099. The next prime is 1107130181. The reversal of 1107130165 is 5610317011.

It can be written as a sum of positive squares in 4 ways, for example, as 2099601 + 1105030564 = 1449^2 + 33242^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1107130165 - 217 = 1106999093 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 7 ways as a sum of consecutive naturals, for example, 392592 + ... + 395401.

It is an arithmetic number, because the mean of its divisors is an integer number (166660731).

Almost surely, 21107130165 is an apocalyptic number.

It is an amenable number.

1107130165 is a deficient number, since it is larger than the sum of its proper divisors (226155683).

1107130165 is an equidigital number, since it uses as much as digits as its factorization.

1107130165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788279.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 1107130165 is about 33273.5655588637. The cubic root of 1107130165 is about 1034.5057158914.

Adding to 1107130165 its reverse (5610317011), we get a palindrome (6717447176).

The spelling of 1107130165 in words is "one billion, one hundred seven million, one hundred thirty thousand, one hundred sixty-five".

Divisors: 1 5 281 1405 787993 3939965 221426033 1107130165