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12100314775 = 528324124197
BaseRepresentation
bin10110100010011110…
…00010011010010111
31011020021212200100111
423101033002122113
5144240140033100
65320411423451
7605566656433
oct132117023227
934207780314
1012100314775
11514a34864a
122418454b87
1311aab88693
1482b0919c3
154ac4886ba
hex2d13c2697

12100314775 has 24 divisors (see below), whose sum is σ = 15248805264. Its totient is φ = 9523545600.

The previous prime is 12100314731. The next prime is 12100314781. The reversal of 12100314775 is 57741300121.

12100314775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12100314775 - 223 = 12091926167 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 (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 487977 + ... + 512173.

It is an arithmetic number, because the mean of its divisors is an integer number (635366886).

Almost surely, 212100314775 is an apocalyptic number.

12100314775 is a deficient number, since it is larger than the sum of its proper divisors (3148490489).

12100314775 is a wasteful number, since it uses less digits than its factorization.

12100314775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24531 (or 24526 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 31.

Adding to 12100314775 its reverse (57741300121), we get a palindrome (69841614896).

The spelling of 12100314775 in words is "twelve billion, one hundred million, three hundred fourteen thousand, seven hundred seventy-five".

Divisors: 1 5 25 83 241 415 1205 2075 6025 20003 24197 100015 120985 500075 604925 2008351 5831477 10041755 29157385 50208775 145786925 484012591 2420062955 12100314775