Base | Representation |
---|---|
bin | 100111001111111111… |
… | …111100101101100101 |
3 | 11000210010000221222121 |
4 | 213033333330231211 |
5 | 1142302423300000 |
6 | 31205535425541 |
7 | 3021243043120 |
oct | 471777745545 |
9 | 130703027877 |
10 | 42144353125 |
11 | 16967430306 |
12 | 82020852b1 |
13 | 3c883cc474 |
14 | 207b2c13b7 |
15 | 1169db0b1a |
hex | 9cfffcb65 |
42144353125 has 48 divisors (see below), whose sum is σ = 60306640128. Its totient is φ = 28848960000.
The previous prime is 42144353077. The next prime is 42144353137. The reversal of 42144353125 is 52135344124.
It is not a de Polignac number, because 42144353125 - 27 = 42144352997 is a prime.
It is a super-2 number, since 2×421443531252 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16251829 + ... + 16254421.
It is an arithmetic number, because the mean of its divisors is an integer number (1256388336).
Almost surely, 242144353125 is an apocalyptic number.
It is an amenable number.
42144353125 is a deficient number, since it is larger than the sum of its proper divisors (18162287003).
42144353125 is an frugal number, since it uses more digits than its factorization.
42144353125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3368 (or 3348 counting only the distinct ones).
The product of its digits is 57600, while the sum is 34.
Adding to 42144353125 its reverse (52135344124), we get a palindrome (94279697249).
Subtracting 42144353125 from its reverse (52135344124), we obtain a palindrome (9990990999).
The spelling of 42144353125 in words is "forty-two billion, one hundred forty-four million, three hundred fifty-three thousand, one hundred twenty-five".
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