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12162252306 = 232027042051
BaseRepresentation
bin10110101001110110…
…10011111000010010
31011101121102102200010
423110323103320102
5144402014033211
65330503135350
7610251303351
oct132473237022
934347372603
1012162252306
115181302196
122435144556
1311ba9634c9
148353b5998
154b2b204a6
hex2d4ed3e12

12162252306 has 8 divisors (see below), whose sum is σ = 24324504624. Its totient is φ = 4054084100.

The previous prime is 12162252293. The next prime is 12162252337. The reversal of 12162252306 is 60325226121.

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

12162252306 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1013521020 + ... + 1013521031.

It is an arithmetic number, because the mean of its divisors is an integer number (3040563078).

Almost surely, 212162252306 is an apocalyptic number.

12162252306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12162252306 is a wasteful number, since it uses less digits than its factorization.

12162252306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027042056.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 12162252306 its reverse (60325226121), we get a palindrome (72487478427).

It can be divided in two parts, 1216 and 2252306, that added together give a palindrome (2253522).

The spelling of 12162252306 in words is "twelve billion, one hundred sixty-two million, two hundred fifty-two thousand, three hundred six".

Divisors: 1 2 3 6 2027042051 4054084102 6081126153 12162252306