Base | Representation |
---|---|
bin | 1100010110101… |
… | …11010000000101 |
3 | 21020000120020221 |
4 | 12023113100011 |
5 | 203013021432 |
6 | 14141224341 |
7 | 2365641415 |
oct | 613272005 |
9 | 236016227 |
10 | 103642117 |
11 | 53559947 |
12 | 2a8620b1 |
13 | 1861a4c7 |
14 | da9c645 |
15 | 9173b97 |
hex | 62d7405 |
103642117 has 8 divisors (see below), whose sum is σ = 108259200. Its totient is φ = 99034320.
The previous prime is 103642109. The next prime is 103642129. The reversal of 103642117 is 711246301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 103642117 - 23 = 103642109 is a prime.
It is a super-3 number, since 3×1036421173 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103642091 and 103642100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103642157) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30567 + ... + 33787.
It is an arithmetic number, because the mean of its divisors is an integer number (13532400).
Almost surely, 2103642117 is an apocalyptic number.
It is an amenable number.
103642117 is a deficient number, since it is larger than the sum of its proper divisors (4617083).
103642117 is a wasteful number, since it uses less digits than its factorization.
103642117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4643.
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 103642117 is about 10180.4772481451. The cubic root of 103642117 is about 469.7268927900.
Adding to 103642117 its reverse (711246301), we get a palindrome (814888418).
The spelling of 103642117 in words is "one hundred three million, six hundred forty-two thousand, one hundred seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.995 sec. • engine limits •