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11103023023 = 31358162033
BaseRepresentation
bin10100101011100101…
…01010111110101111
31001122210022000020221
422111302222332233
5140214333214043
65033424152211
7542100065341
oct122562527657
931583260227
1011103023023
114788404594
12219a468667
13107c389111
1477484b291
1544eb3e8ed
hex295caafaf

11103023023 has 4 divisors (see below), whose sum is σ = 11461185088. Its totient is φ = 10744860960.

The previous prime is 11103022939. The next prime is 11103023039. The reversal of 11103023023 is 32032030111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11103023023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11103022988 and 11103023006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103023623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179080986 + ... + 179081047.

It is an arithmetic number, because the mean of its divisors is an integer number (2865296272).

Almost surely, 211103023023 is an apocalyptic number.

11103023023 is a deficient number, since it is larger than the sum of its proper divisors (358162065).

11103023023 is an equidigital number, since it uses as much as digits as its factorization.

11103023023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358162064.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11103023023 its reverse (32032030111), we get a palindrome (43135053134).

The spelling of 11103023023 in words is "eleven billion, one hundred three million, twenty-three thousand, twenty-three".

Divisors: 1 31 358162033 11103023023