Base | Representation |
---|---|
bin | 1111000111100… |
… | …01110110011101 |
3 | 22211122002222110 |
4 | 13203301312131 |
5 | 224431212431 |
6 | 20330104233 |
7 | 3066643566 |
oct | 743616635 |
9 | 284562873 |
10 | 126819741 |
11 | 6564a604 |
12 | 3657b079 |
13 | 20374089 |
14 | 12bb316d |
15 | b201346 |
hex | 78f1d9d |
126819741 has 16 divisors (see below), whose sum is σ = 171497088. Its totient is φ = 83352000.
The previous prime is 126819739. The next prime is 126819751. The reversal of 126819741 is 147918621.
It is not a de Polignac number, because 126819741 - 21 = 126819739 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 126819741.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126819701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83176 + ... + 84686.
It is an arithmetic number, because the mean of its divisors is an integer number (10718568).
Almost surely, 2126819741 is an apocalyptic number.
It is an amenable number.
126819741 is a deficient number, since it is larger than the sum of its proper divisors (44677347).
126819741 is a wasteful number, since it uses less digits than its factorization.
126819741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1892.
The product of its digits is 24192, while the sum is 39.
The square root of 126819741 is about 11261.4271298091. The cubic root of 126819741 is about 502.4146415741.
It can be divided in two parts, 12681 and 9741, that added together give a palindrome (22422).
The spelling of 126819741 in words is "one hundred twenty-six million, eight hundred nineteen thousand, seven hundred forty-one".
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