Base | Representation |
---|---|
bin | 1000100010010… |
… | …01111101000101 |
3 | 11222201222002020 |
4 | 10101021331011 |
5 | 121312343320 |
6 | 11034433353 |
7 | 1526433045 |
oct | 421117505 |
9 | 158658066 |
10 | 71606085 |
11 | 37468791 |
12 | 1bb92859 |
13 | 11ab1885 |
14 | 971d725 |
15 | 6446940 |
hex | 4449f45 |
71606085 has 8 divisors (see below), whose sum is σ = 114569760. Its totient is φ = 38189904.
The previous prime is 71606083. The next prime is 71606099. The reversal of 71606085 is 58060617.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 71606085 - 21 = 71606083 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71606081) 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, 2386855 + ... + 2386884.
It is an arithmetic number, because the mean of its divisors is an integer number (14321220).
Almost surely, 271606085 is an apocalyptic number.
It is an amenable number.
71606085 is a deficient number, since it is larger than the sum of its proper divisors (42963675).
71606085 is a wasteful number, since it uses less digits than its factorization.
71606085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4773747.
The product of its (nonzero) digits is 10080, while the sum is 33.
The square root of 71606085 is about 8462.0378751220. The cubic root of 71606085 is about 415.2566951122.
The spelling of 71606085 in words is "seventy-one million, six hundred six thousand, eighty-five".
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