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110513143 = 138501011
BaseRepresentation
bin1101001011001…
…00101111110111
321200221122112101
412211210233313
5211242410033
614544402531
72511226516
oct645445767
9250848471
10110513143
1157422184
1231016447
1319b84ac0
141096a67d
159a7e97d
hex6964bf7

110513143 has 4 divisors (see below), whose sum is σ = 119014168. Its totient is φ = 102012120.

The previous prime is 110513099. The next prime is 110513147. The reversal of 110513143 is 341315011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341315011 = 3137108803.

It is a cyclic number.

It is not a de Polignac number, because 110513143 - 221 = 108415991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110513143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110513147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4250493 + ... + 4250518.

It is an arithmetic number, because the mean of its divisors is an integer number (29753542).

Almost surely, 2110513143 is an apocalyptic number.

110513143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

110513143 is a deficient number, since it is larger than the sum of its proper divisors (8501025).

110513143 is an equidigital number, since it uses as much as digits as its factorization.

110513143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8501024.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 110513143 is about 10512.5231509852. The cubic root of 110513143 is about 479.8858857780.

Adding to 110513143 its reverse (341315011), we get a palindrome (451828154).

The spelling of 110513143 in words is "one hundred ten million, five hundred thirteen thousand, one hundred forty-three".

Divisors: 1 13 8501011 110513143