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12000314231 = 294110092779
BaseRepresentation
bin10110010110100011…
…00100001101110111
31010222022201010101122
423023101210031313
5144034040023411
65302440214155
7603243662603
oct131321441567
933868633348
1012000314231
1150a8956774
1223aaa6a35b
131193244869
1481baa0503
154a37d39db
hex2cb464377

12000314231 has 8 divisors (see below), whose sum is σ = 12716902800. Its totient is φ = 11303911360.

The previous prime is 12000314191. The next prime is 12000314257. The reversal of 12000314231 is 13241300021.

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 12000314231 - 218 = 12000052087 is a prime.

It is a super-2 number, since 2×120003142312 (a number of 21 digits) contains 22 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 (12000311231) 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, 5045201 + ... + 5047578.

It is an arithmetic number, because the mean of its divisors is an integer number (1589612850).

Almost surely, 212000314231 is an apocalyptic number.

12000314231 is a deficient number, since it is larger than the sum of its proper divisors (716588569).

12000314231 is a wasteful number, since it uses less digits than its factorization.

12000314231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10092849.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12000314231 its reverse (13241300021), we get a palindrome (25241614252).

The spelling of 12000314231 in words is "twelve billion, three hundred fourteen thousand, two hundred thirty-one".

Divisors: 1 29 41 1189 10092779 292690591 413803939 12000314231