Base | Representation |
---|---|
bin | 1100001010001… |
… | …10101100100111 |
3 | 21002221012200101 |
4 | 12011012230213 |
5 | 202103021242 |
6 | 14042124531 |
7 | 2345666212 |
oct | 605065447 |
9 | 232835611 |
10 | 102001447 |
11 | 52639219 |
12 | 2a1b0747 |
13 | 181947b2 |
14 | d792779 |
15 | 8e4c9b7 |
hex | 6146b27 |
102001447 has 8 divisors (see below), whose sum is σ = 103606272. Its totient is φ = 100409400.
The previous prime is 102001441. The next prime is 102001453. The reversal of 102001447 is 744100201.
It is an interprime number because it is at equal distance from previous prime (102001441) and next prime (102001453).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102001447 - 211 = 101999399 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102001441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13572 + ... + 19702.
It is an arithmetic number, because the mean of its divisors is an integer number (12950784).
Almost surely, 2102001447 is an apocalyptic number.
102001447 is a deficient number, since it is larger than the sum of its proper divisors (1604825).
102001447 is a wasteful number, since it uses less digits than its factorization.
102001447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6389.
The product of its (nonzero) digits is 224, while the sum is 19.
The square root of 102001447 is about 10099.5765752827. The cubic root of 102001447 is about 467.2350822563.
Adding to 102001447 its reverse (744100201), we get a palindrome (846101648).
The spelling of 102001447 in words is "one hundred two million, one thousand, four hundred forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.024 sec. • engine limits •