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12351050471 = 83973315289
BaseRepresentation
bin10111000000010111…
…00001001011100111
31011212202200101001202
423200023201023213
5200243332103341
65401325513115
7615033124334
oct134013411347
934782611052
1012351050471
115268934031
12248841279b
13121aac7bb6
148524bd98b
154c44b579b
hex2e02e12e7

12351050471 has 8 divisors (see below), whose sum is σ = 12501960240. Its totient is φ = 12200190912.

The previous prime is 12351050431. The next prime is 12351050507. The reversal of 12351050471 is 17405015321.

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 12351050471 - 26 = 12351050407 is a prime.

It is a super-3 number, since 3×123510504713 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12351050431) 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, 800195 + ... + 815483.

It is an arithmetic number, because the mean of its divisors is an integer number (1562745030).

Almost surely, 212351050471 is an apocalyptic number.

12351050471 is a deficient number, since it is larger than the sum of its proper divisors (150909769).

12351050471 is an equidigital number, since it uses as much as digits as its factorization.

12351050471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25105.

The product of its (nonzero) digits is 4200, while the sum is 29.

Adding to 12351050471 its reverse (17405015321), we get a palindrome (29756065792).

The spelling of 12351050471 in words is "twelve billion, three hundred fifty-one million, fifty thousand, four hundred seventy-one".

Divisors: 1 83 9733 15289 807839 1268987 148807837 12351050471