Base | Representation |
---|---|
bin | 10111001010111110… |
… | …10001000011111001 |
3 | 1012002222021020102210 |
4 | 23211133101003321 |
5 | 200434132112101 |
6 | 5414230445333 |
7 | 620164135122 |
oct | 134537210371 |
9 | 35088236383 |
10 | 12440113401 |
11 | 5304135361 |
12 | 24b2203849 |
13 | 12333ac461 |
14 | 860265049 |
15 | 4cc2097d6 |
hex | 2e57d10f9 |
12440113401 has 8 divisors (see below), whose sum is σ = 16593259680. Its totient is φ = 8290188032.
The previous prime is 12440113393. The next prime is 12440113403. The reversal of 12440113401 is 10431104421.
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 12440113401 - 23 = 12440113393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12440113403) 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, 796200 + ... + 811673.
It is an arithmetic number, because the mean of its divisors is an integer number (2074157460).
Almost surely, 212440113401 is an apocalyptic number.
It is an amenable number.
12440113401 is a deficient number, since it is larger than the sum of its proper divisors (4153146279).
12440113401 is a wasteful number, since it uses less digits than its factorization.
12440113401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1610455.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 12440113401 its reverse (10431104421), we get a palindrome (22871217822).
The spelling of 12440113401 in words is "twelve billion, four hundred forty million, one hundred thirteen thousand, four hundred one".
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