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11310023023 = 13870001771
BaseRepresentation
bin10101000100010000…
…10100000101101111
31002012012210200212121
422202020110011233
5141130331214043
65110141013411
7550162416025
oct124210240557
932165720777
1011310023023
114884238772
122237854267
1310b3224620
14794132715
15462dccded
hex2a221416f

11310023023 has 4 divisors (see below), whose sum is σ = 12180024808. Its totient is φ = 10440021240.

The previous prime is 11310023003. The next prime is 11310023051. The reversal of 11310023023 is 32032001311.

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

It is a cyclic number.

It is not a de Polignac number, because 11310023023 - 213 = 11310014831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11310022988 and 11310023006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310023003) 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, 435000873 + ... + 435000898.

It is an arithmetic number, because the mean of its divisors is an integer number (3045006202).

Almost surely, 211310023023 is an apocalyptic number.

11310023023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11310023023 is a deficient number, since it is larger than the sum of its proper divisors (870001785).

11310023023 is an equidigital number, since it uses as much as digits as its factorization.

11310023023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870001784.

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

Adding to 11310023023 its reverse (32032001311), we get a palindrome (43342024334).

The spelling of 11310023023 in words is "eleven billion, three hundred ten million, twenty-three thousand, twenty-three".

Divisors: 1 13 870001771 11310023023