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12054013415 = 52983131127
BaseRepresentation
bin10110011100111100…
…11010010111100111
31011010001202022211022
423032132122113213
5144141311412130
65312035201355
7604465265153
oct131636322747
934101668738
1012054013415
1151261a3764
122404a4625b
1311a13c6922
14824c7c063
154a838e7e5
hex2ce79a5e7

12054013415 has 8 divisors (see below), whose sum is σ = 14963603040. Its totient is φ = 9310686112.

The previous prime is 12054013393. The next prime is 12054013423. The reversal of 12054013415 is 51431045021.

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 12054013415 - 28 = 12054013159 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41565419 + ... + 41565708.

It is an arithmetic number, because the mean of its divisors is an integer number (1870450380).

Almost surely, 212054013415 is an apocalyptic number.

12054013415 is a deficient number, since it is larger than the sum of its proper divisors (2909589625).

12054013415 is an equidigital number, since it uses as much as digits as its factorization.

12054013415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83131161.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 12054013415 its reverse (51431045021), we get a palindrome (63485058436).

The spelling of 12054013415 in words is "twelve billion, fifty-four million, thirteen thousand, four hundred fifteen".

Divisors: 1 5 29 145 83131127 415655635 2410802683 12054013415