Search a number
-
+
12130231243141 = 118912390430279
BaseRepresentation
bin1011000010000100101000…
…0111111101000110000101
31120221122020200010201101001
42300201022013331012011
53042220203144240031
641444315025333301
72361244303221064
oct260411207750605
946848220121331
1012130231243141
113957447336370
12143ab05a97231
1369cb5046a47b
142dd16ba801db
15160806210861
hexb084a1fd185

12130231243141 has 8 divisors (see below), whose sum is σ = 13381664702400. Its totient is φ = 10903578644640.

The previous prime is 12130231243111. The next prime is 12130231243181. The reversal of 12130231243141 is 14134213203121.

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

It is not a de Polignac number, because 12130231243141 - 237 = 11992792289669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12130231243111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6195214161 + ... + 6195216118.

It is an arithmetic number, because the mean of its divisors is an integer number (1672708087800).

Almost surely, 212130231243141 is an apocalyptic number.

12130231243141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12130231243141 is a deficient number, since it is larger than the sum of its proper divisors (1251433459259).

12130231243141 is a wasteful number, since it uses less digits than its factorization.

12130231243141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12390430379.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 12130231243141 its reverse (14134213203121), we get a palindrome (26264444446262).

The spelling of 12130231243141 in words is "twelve trillion, one hundred thirty billion, two hundred thirty-one million, two hundred forty-three thousand, one hundred forty-one".

Divisors: 1 11 89 979 12390430279 136294733069 1102748294831 12130231243141