Base | Representation |
---|---|
bin | 1110101111100… |
… | …0101101101101 |
3 | 11022100121020110 |
4 | 3223320231231 |
5 | 111312224031 |
6 | 10045210233 |
7 | 1350412203 |
oct | 353705555 |
9 | 138317213 |
10 | 61836141 |
11 | 319a5454 |
12 | 18860979 |
13 | ca70943 |
14 | 82d9073 |
15 | 5666c46 |
hex | 3af8b6d |
61836141 has 8 divisors (see below), whose sum is σ = 82530144. Its totient is φ = 41183120.
The previous prime is 61836119. The next prime is 61836163. The reversal of 61836141 is 14163816.
It is an interprime number because it is at equal distance from previous prime (61836119) and next prime (61836163).
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 61836141 - 214 = 61819757 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 61836099 and 61836108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61836941) 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 7 ways as a sum of consecutive naturals, for example, 6531 + ... + 12896.
It is an arithmetic number, because the mean of its divisors is an integer number (10316268).
Almost surely, 261836141 is an apocalyptic number.
It is an amenable number.
61836141 is a deficient number, since it is larger than the sum of its proper divisors (20694003).
61836141 is a wasteful number, since it uses less digits than its factorization.
61836141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20491.
The product of its digits is 3456, while the sum is 30.
The square root of 61836141 is about 7863.5959331593. The cubic root of 61836141 is about 395.4401779908.
Adding to 61836141 its reverse (14163816), we get a palindrome (75999957).
The spelling of 61836141 in words is "sixty-one million, eight hundred thirty-six thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •