Base | Representation |
---|---|
bin | 1110100100011… |
… | …0011110010111 |
3 | 11020222111202211 |
4 | 3221012132113 |
5 | 111120343241 |
6 | 10021414251 |
7 | 1341251545 |
oct | 351063627 |
9 | 136874684 |
10 | 61106071 |
11 | 31546994 |
12 | 1856a387 |
13 | c876550 |
14 | 8188d95 |
15 | 5570781 |
hex | 3a46797 |
61106071 has 8 divisors (see below), whose sum is σ = 69270320. Its totient is φ = 53436672.
The previous prime is 61106069. The next prime is 61106093. The reversal of 61106071 is 17060116.
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 61106071 - 21 = 61106069 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61106021) 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, 123450 + ... + 123943.
It is an arithmetic number, because the mean of its divisors is an integer number (8658790).
Almost surely, 261106071 is an apocalyptic number.
61106071 is a deficient number, since it is larger than the sum of its proper divisors (8164249).
61106071 is a wasteful number, since it uses less digits than its factorization.
61106071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 247425.
The product of its (nonzero) digits is 252, while the sum is 22.
The square root of 61106071 is about 7817.0372264689. The cubic root of 61106071 is about 393.8777545975.
Adding to 61106071 its reverse (17060116), we get a palindrome (78166187).
The spelling of 61106071 in words is "sixty-one million, one hundred six thousand, seventy-one".
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