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12128007341 = 231074928081
BaseRepresentation
bin10110100101110001…
…01011010010101101
31011022012222121102002
423102320223102231
5144314232213331
65323241142045
7606354234662
oct132270532255
934265877362
1012128007341
115163a4246a
12242578a925
1311b3833308
14830a1da69
154aeb089cb
hex2d2e2b4ad

12128007341 has 8 divisors (see below), whose sum is σ = 12773588544. Its totient is φ = 11492282560.

The previous prime is 12128007319. The next prime is 12128007343. The reversal of 12128007341 is 14370082121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12128007341 - 214 = 12127990957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12128007343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2461580 + ... + 2466501.

It is an arithmetic number, because the mean of its divisors is an integer number (1596698568).

Almost surely, 212128007341 is an apocalyptic number.

It is an amenable number.

12128007341 is a deficient number, since it is larger than the sum of its proper divisors (645581203).

12128007341 is a wasteful number, since it uses less digits than its factorization.

12128007341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4928211.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 12128007341 its reverse (14370082121), we get a palindrome (26498089462).

The spelling of 12128007341 in words is "twelve billion, one hundred twenty-eight million, seven thousand, three hundred forty-one".

Divisors: 1 23 107 2461 4928081 113345863 527304667 12128007341