Search a number
-
+
1105030901 = 13752311299
BaseRepresentation
bin100000111011101…
…0110111011110101
32212000022101102102
41001313112323311
54230341442101
6301352351445
736245415302
oct10167267365
92760271372
101105030901
11517841087
1226a0a5585
13147c22850
14a6a8c0a9
156702b86b
hex41dd6ef5

1105030901 has 8 divisors (see below), whose sum is σ = 1190296800. Its totient is φ = 1019802672.

The previous prime is 1105030897. The next prime is 1105030909. The reversal of 1105030901 is 1090305011.

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

It is a cyclic number.

It is not a de Polignac number, because 1105030901 - 22 = 1105030897 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105030909) by changing a digit.

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, 92150 + ... + 103448.

It is an arithmetic number, because the mean of its divisors is an integer number (148787100).

Almost surely, 21105030901 is an apocalyptic number.

It is an amenable number.

1105030901 is a deficient number, since it is larger than the sum of its proper divisors (85265899).

1105030901 is a wasteful number, since it uses less digits than its factorization.

1105030901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18835.

The product of its (nonzero) digits is 135, while the sum is 20.

The square root of 1105030901 is about 33242.0050688884. The cubic root of 1105030901 is about 1033.8514493521.

Adding to 1105030901 its reverse (1090305011), we get a palindrome (2195335912).

The spelling of 1105030901 in words is "one billion, one hundred five million, thirty thousand, nine hundred one".

Divisors: 1 13 7523 11299 97799 146887 85002377 1105030901