Search a number
-
+
12330140351 = 643186710271
BaseRepresentation
bin10110111101110111…
…10000001010111111
31011211022100000202212
423132323300022333
5200223003442401
65355301411035
7614360315024
oct133673601277
934738300685
1012330140351
115258051a41
122481409a7b
131216686449
1484d7d954b
154c2734dbb
hex2deef02bf

12330140351 has 8 divisors (see below), whose sum is σ = 12357133824. Its totient is φ = 12303172440.

The previous prime is 12330140327. The next prime is 12330140363. The reversal of 12330140351 is 15304103321.

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 12330140351 - 26 = 12330140287 is a prime.

It is a super-2 number, since 2×123301403512 (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 (12330100351) 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, 1195346 + ... + 1205616.

It is an arithmetic number, because the mean of its divisors is an integer number (1544641728).

Almost surely, 212330140351 is an apocalyptic number.

12330140351 is a deficient number, since it is larger than the sum of its proper divisors (26993473).

12330140351 is a wasteful number, since it uses less digits than its factorization.

12330140351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12781.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 12330140351 its reverse (15304103321), we get a palindrome (27634243672).

The spelling of 12330140351 in words is "twelve billion, three hundred thirty million, one hundred forty thousand, three hundred fifty-one".

Divisors: 1 643 1867 10271 1200481 6604253 19175957 12330140351