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12106407535 = 523791332571
BaseRepresentation
bin10110100011001100…
…10001111001101111
31011020201100020001021
423101212101321233
5144243220020120
65321150155011
7606002523535
oct132146217157
934221306037
1012106407535
11515282a192
12241a4b2a67
1311ac20c971
1482bbda155
154acc8daaa
hex2d1991e6f

12106407535 has 16 divisors (see below), whose sum is σ = 15351229440. Its totient is φ = 9146760480.

The previous prime is 12106407503. The next prime is 12106407559. The reversal of 12106407535 is 53570460121.

It is not a de Polignac number, because 12106407535 - 25 = 12106407503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12106407535.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 657201 + ... + 675370.

It is an arithmetic number, because the mean of its divisors is an integer number (959451840).

Almost surely, 212106407535 is an apocalyptic number.

12106407535 is a deficient number, since it is larger than the sum of its proper divisors (3244821905).

12106407535 is a wasteful number, since it uses less digits than its factorization.

12106407535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332678.

The product of its (nonzero) digits is 25200, while the sum is 34.

Adding to 12106407535 its reverse (53570460121), we get a palindrome (65676867656).

The spelling of 12106407535 in words is "twelve billion, one hundred six million, four hundred seven thousand, five hundred thirty-five".

Divisors: 1 5 23 79 115 395 1817 9085 1332571 6662855 30649133 105273109 153245665 526365545 2421281507 12106407535