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12255051223 = 311073694619
BaseRepresentation
bin10110110100111010…
…10011110111010111
31011122002001002212001
423122131103313113
5200044243114343
65344020140131
7612456134212
oct133235236727
934562032761
1012255051223
115219725408
122460237647
131203c553cc
14843850779
154bad5144d
hex2da753dd7

12255051223 has 8 divisors (see below), whose sum is σ = 12768606720. Its totient is φ = 11748885240.

The previous prime is 12255051209. The next prime is 12255051229. The reversal of 12255051223 is 32215055221.

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 12255051223 - 229 = 11718180311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12255051191 and 12255051200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12255051229) 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, 1843993 + ... + 1850626.

It is an arithmetic number, because the mean of its divisors is an integer number (1596075840).

Almost surely, 212255051223 is an apocalyptic number.

12255051223 is a deficient number, since it is larger than the sum of its proper divisors (513555497).

12255051223 is a wasteful number, since it uses less digits than its factorization.

12255051223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694757.

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 12255051223 in words is "twelve billion, two hundred fifty-five million, fifty-one thousand, two hundred twenty-three".

Divisors: 1 31 107 3317 3694619 114533189 395324233 12255051223