Base | Representation |
---|---|
bin | 1011111011111100011001… |
… | …0100000011011100010111 |
3 | 1201110200111122100010001200 |
4 | 2332333012110003130113 |
5 | 3210012334233010111 |
6 | 43525142355523543 |
7 | 2523132106216014 |
oct | 276770624033427 |
9 | 51420448303050 |
10 | 13124452235031 |
11 | 420005a1509a5 |
12 | 157b7345b95b3 |
13 | 742827394287 |
14 | 3353267a270b |
15 | 17b5e5443256 |
hex | befc6503717 |
13124452235031 has 24 divisors (see below), whose sum is σ = 20044793233920. Its totient is φ = 8251956727056.
The previous prime is 13124452235023. The next prime is 13124452235039. The reversal of 13124452235031 is 13053225442131.
13124452235031 is a `hidden beast` number, since 1 + 3 + 12 + 44 + 522 + 3 + 50 + 31 = 666.
It is an interprime number because it is at equal distance from previous prime (13124452235023) and next prime (13124452235039).
It is not a de Polignac number, because 13124452235031 - 23 = 13124452235023 is a prime.
It is a super-2 number, since 2×131244522350312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13124452235039) 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, 172049721 + ... + 172125986.
It is an arithmetic number, because the mean of its divisors is an integer number (835199718080).
Almost surely, 213124452235031 is an apocalyptic number.
13124452235031 is a deficient number, since it is larger than the sum of its proper divisors (6920340998889).
13124452235031 is a wasteful number, since it uses less digits than its factorization.
13124452235031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 344175955 (or 344175952 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
Adding to 13124452235031 its reverse (13053225442131), we get a palindrome (26177677677162).
The spelling of 13124452235031 in words is "thirteen trillion, one hundred twenty-four billion, four hundred fifty-two million, two hundred thirty-five thousand, thirty-one".
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