Base | Representation |
---|---|
bin | 10111001100011011… |
… | …11101000001110011 |
3 | 1012010211022000210111 |
4 | 23212031331001303 |
5 | 201000300231430 |
6 | 5415345042151 |
7 | 620403150400 |
oct | 134615750163 |
9 | 35124260714 |
10 | 12452352115 |
11 | 53100344a5 |
12 | 24b6326357 |
13 | 1235aa5cb8 |
14 | 861b2d2a7 |
15 | 4cd325c2a |
hex | 2e637d073 |
12452352115 has 24 divisors (see below), whose sum is σ = 17554605552. Its totient is φ = 8454196800.
The previous prime is 12452352041. The next prime is 12452352131. The reversal of 12452352115 is 51125325421.
It is not a de Polignac number, because 12452352115 - 225 = 12418797683 is a prime.
It is a super-2 number, since 2×124523521152 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 226869 + ... + 276358.
It is an arithmetic number, because the mean of its divisors is an integer number (731441898).
Almost surely, 212452352115 is an apocalyptic number.
12452352115 is a deficient number, since it is larger than the sum of its proper divisors (5102253437).
12452352115 is a wasteful number, since it uses less digits than its factorization.
12452352115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503347 (or 503340 counting only the distinct ones).
The product of its digits is 12000, while the sum is 31.
Adding to 12452352115 its reverse (51125325421), we get a palindrome (63577677536).
The spelling of 12452352115 in words is "twelve billion, four hundred fifty-two million, three hundred fifty-two thousand, one hundred fifteen".
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