Base | Representation |
---|---|
bin | 111110101001100… |
… | …0010110000101010 |
3 | 12102111112222111202 |
4 | 1331103002300222 |
5 | 13301122102132 |
6 | 544332124202 |
7 | 103043633555 |
oct | 17523026052 |
9 | 5374488452 |
10 | 2102144042 |
11 | 989672a29 |
12 | 4a8006662 |
13 | 27668ba1b |
14 | 15d28769c |
15 | c483c762 |
hex | 7d4c2c2a |
2102144042 has 8 divisors (see below), whose sum is σ = 3182685696. Its totient is φ = 1041248812.
The previous prime is 2102144017. The next prime is 2102144081. The reversal of 2102144042 is 2404412012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4911338 + ... + 4911765.
It is an arithmetic number, because the mean of its divisors is an integer number (397835712).
Almost surely, 22102144042 is an apocalyptic number.
2102144042 is a deficient number, since it is larger than the sum of its proper divisors (1080541654).
2102144042 is a wasteful number, since it uses less digits than its factorization.
2102144042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9823212.
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 2102144042 is about 45849.1443976875. The cubic root of 2102144042 is about 1281.0148287406.
Adding to 2102144042 its reverse (2404412012), we get a palindrome (4506556054).
The spelling of 2102144042 in words is "two billion, one hundred two million, one hundred forty-four thousand, forty-two".
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