Search a number
-
+
115231420125241 = 7219268346131817
BaseRepresentation
bin11010001100110101100111…
…110111010001000000111001
3120010000000102210110022222221
4122030311213313101000321
5110100422422023001431
61045024330020444041
733162124004060500
oct3214654767210071
9503000383408887
10115231420125241
1133797409647002
1210b10755549621
134c3b379023874
142065332683837
15d4c678a00111
hex68cd67dd1039

115231420125241 has 24 divisors (see below), whose sum is σ = 141152291443680. Its totient is φ = 93536501067072.

The previous prime is 115231420125193. The next prime is 115231420125257. The reversal of 115231420125241 is 142521024132511.

It is not a de Polignac number, because 115231420125241 - 217 = 115231419994169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115231420125197 and 115231420125206.

It is not an unprimeable number, because it can be changed into a prime (115231420125641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20568036 + ... + 25563781.

It is an arithmetic number, because the mean of its divisors is an integer number (5881345476820).

Almost surely, 2115231420125241 is an apocalyptic number.

It is an amenable number.

115231420125241 is a deficient number, since it is larger than the sum of its proper divisors (25920871318439).

115231420125241 is a wasteful number, since it uses less digits than its factorization.

115231420125241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46134533 (or 46134526 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

Adding to 115231420125241 its reverse (142521024132511), we get a palindrome (257752444257752).

The spelling of 115231420125241 in words is "one hundred fifteen trillion, two hundred thirty-one billion, four hundred twenty million, one hundred twenty-five thousand, two hundred forty-one".

Divisors: 1 7 19 49 133 931 2683 18781 50977 131467 356839 2497873 46131817 322922719 876504523 2260459033 6135531661 42948721627 123771665011 866401655077 2351661635209 6064811585539 16461631446463 115231420125241