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12672223061 = 292719160711
BaseRepresentation
bin10111100110101001…
…01100011101010101
31012201011000122000212
423303110230131111
5201423042114221
65453241415205
7626013055511
oct136324543525
935634018025
1012672223061
115413159823
122557a9a505
13126c4c9a54
14883005141
154e27a7b5b
hex2f352c755

12672223061 has 8 divisors (see below), whose sum is σ = 13114099200. Its totient is φ = 12230673840.

The previous prime is 12672223013. The next prime is 12672223093. The reversal of 12672223061 is 16032227621.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12672223061 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 (12672220061) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1505 + ... + 159206.

It is an arithmetic number, because the mean of its divisors is an integer number (1639262400).

Almost surely, 212672223061 is an apocalyptic number.

It is an amenable number.

12672223061 is a deficient number, since it is larger than the sum of its proper divisors (441876139).

12672223061 is a wasteful number, since it uses less digits than its factorization.

12672223061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163459.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 12672223061 in words is "twelve billion, six hundred seventy-two million, two hundred twenty-three thousand, sixty-one".

Divisors: 1 29 2719 78851 160711 4660619 436973209 12672223061