Search a number
-
+
12124301131 = 797111713619
BaseRepresentation
bin10110100101010101…
…00010011101001011
31011021222000022110001
423102222202131023
5144312310114011
65323025503431
7606310600465
oct132252423513
934258008401
1012124301131
115161940988
1224244a1b77
1311b2b363a7
14830337135
154ae6257c1
hex2d2aa274b

12124301131 has 8 divisors (see below), whose sum is σ = 12151273680. Its totient is φ = 12097359648.

The previous prime is 12124301117. The next prime is 12124301149. The reversal of 12124301131 is 13110342121.

12124301131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12124301131 - 27 = 12124301003 is a prime.

It is a super-2 number, since 2×121243011312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12124301099 and 12124301108.

It is not an unprimeable number, because it can be changed into a prime (12124304131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883440 + ... + 897058.

It is an arithmetic number, because the mean of its divisors is an integer number (1518909210).

Almost surely, 212124301131 is an apocalyptic number.

12124301131 is a deficient number, since it is larger than the sum of its proper divisors (26972549).

12124301131 is a wasteful number, since it uses less digits than its factorization.

12124301131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15533.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12124301131 its reverse (13110342121), we get a palindrome (25234643252).

The spelling of 12124301131 in words is "twelve billion, one hundred twenty-four million, three hundred one thousand, one hundred thirty-one".

Divisors: 1 797 1117 13619 890249 10854343 15212423 12124301131