Base | Representation |
---|---|
bin | 1000011001100110101… |
… | …1110010001001010011 |
3 | 111210111101002001021101 |
4 | 2012121223302021103 |
5 | 4331022422444103 |
6 | 150143545405231 |
7 | 13266123262450 |
oct | 2063153621123 |
9 | 453441061241 |
10 | 144312312403 |
11 | 562255a1296 |
12 | 23b75a99817 |
13 | 107bb10273c |
14 | 6db023c827 |
15 | 3b495d8a1d |
hex | 2199af2253 |
144312312403 has 8 divisors (see below), whose sum is σ = 165178632960. Its totient is φ = 123508560840.
The previous prime is 144312312269. The next prime is 144312312433. The reversal of 144312312403 is 304213213441.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 144312312403 - 213 = 144312304211 is a prime.
It is a super-2 number, since 2×1443123124032 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144312312433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15637303 + ... + 15646528.
It is an arithmetic number, because the mean of its divisors is an integer number (20647329120).
Almost surely, 2144312312403 is an apocalyptic number.
144312312403 is a deficient number, since it is larger than the sum of its proper divisors (20866320557).
144312312403 is an equidigital number, since it uses as much as digits as its factorization.
144312312403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31284497.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 144312312403 its reverse (304213213441), we get a palindrome (448525525844).
The spelling of 144312312403 in words is "one hundred forty-four billion, three hundred twelve million, three hundred twelve thousand, four hundred three".
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