Base | Representation |
---|---|
bin | 100111010000000000… |
… | …001101100001111101 |
3 | 11000210010011110111000 |
4 | 213100000031201331 |
5 | 1142302433001023 |
6 | 31205541120513 |
7 | 3021243451011 |
oct | 472000154175 |
9 | 130703143430 |
10 | 42144422013 |
11 | 16967478041 |
12 | 82020b9139 |
13 | 3c88424925 |
14 | 207b2dc541 |
15 | 1169dc6243 |
hex | 9d000d87d |
42144422013 has 16 divisors (see below), whose sum is σ = 62833869760. Its totient is φ = 27917321328.
The previous prime is 42144422011. The next prime is 42144422029. The reversal of 42144422013 is 31022444124.
42144422013 is a `hidden beast` number, since 4 + 2 + 14 + 442 + 201 + 3 = 666.
It is not a de Polignac number, because 42144422013 - 21 = 42144422011 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42144422011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4966795 + ... + 4975272.
It is an arithmetic number, because the mean of its divisors is an integer number (3927116860).
Almost surely, 242144422013 is an apocalyptic number.
It is an amenable number.
42144422013 is a deficient number, since it is larger than the sum of its proper divisors (20689447747).
42144422013 is a wasteful number, since it uses less digits than its factorization.
42144422013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9942233 (or 9942227 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
Adding to 42144422013 its reverse (31022444124), we get a palindrome (73166866137).
The spelling of 42144422013 in words is "forty-two billion, one hundred forty-four million, four hundred twenty-two thousand, thirteen".
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