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12100713 = 34033571
BaseRepresentation
bin101110001010…
…010001101001
3211202210001120
4232022101221
511044210323
61111205453
7204566022
oct56122151
924683046
1012100713
116915499
124076889
132678ab1
14186dc49
1510e05e3
hexb8a469

12100713 has 4 divisors (see below), whose sum is σ = 16134288. Its totient is φ = 8067140.

The previous prime is 12100681. The next prime is 12100717. The reversal of 12100713 is 31700121.

12100713 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12100713 - 25 = 12100681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12100692 and 12100701.

It is not an unprimeable number, because it can be changed into a prime (12100717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2016783 + ... + 2016788.

It is an arithmetic number, because the mean of its divisors is an integer number (4033572).

Almost surely, 212100713 is an apocalyptic number.

It is an amenable number.

12100713 is a deficient number, since it is larger than the sum of its proper divisors (4033575).

12100713 is an equidigital number, since it uses as much as digits as its factorization.

12100713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033574.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 12100713 is about 3478.6079112197. The cubic root of 12100713 is about 229.5815517012.

Adding to 12100713 its reverse (31700121), we get a palindrome (43800834).

The spelling of 12100713 in words is "twelve million, one hundred thousand, seven hundred thirteen".

Divisors: 1 3 4033571 12100713