Base | Representation |
---|---|
bin | 10111001010111110… |
… | …00010010100011111 |
3 | 1012002222011011121120 |
4 | 23211133002110133 |
5 | 200434123144043 |
6 | 5414225302023 |
7 | 620163464106 |
oct | 134537022437 |
9 | 35088134546 |
10 | 12440053023 |
11 | 53040a3a62 |
12 | 24b2194913 |
13 | 123338ab28 |
14 | 86024b03d |
15 | 4cc1e6983 |
hex | 2e57c251f |
12440053023 has 16 divisors (see below), whose sum is σ = 17130279936. Its totient is φ = 8021862720.
The previous prime is 12440052997. The next prime is 12440053049. The reversal of 12440053023 is 32035004421.
It is an interprime number because it is at equal distance from previous prime (12440052997) and next prime (12440053049).
It is not a de Polignac number, because 12440053023 - 214 = 12440036639 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12440052984 and 12440053002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12440053823) 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 15 ways as a sum of consecutive naturals, for example, 161611 + ... + 225827.
It is an arithmetic number, because the mean of its divisors is an integer number (1070642496).
Almost surely, 212440053023 is an apocalyptic number.
12440053023 is a deficient number, since it is larger than the sum of its proper divisors (4690226913).
12440053023 is a wasteful number, since it uses less digits than its factorization.
12440053023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66334.
The product of its (nonzero) digits is 2880, while the sum is 24.
Adding to 12440053023 its reverse (32035004421), we get a palindrome (44475057444).
The spelling of 12440053023 in words is "twelve billion, four hundred forty million, fifty-three thousand, twenty-three".
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