Base | Representation |
---|---|
bin | 1111100001011… |
… | …1110000011000 |
3 | 11112111212210001 |
4 | 3320113300120 |
5 | 113131442031 |
6 | 10243302344 |
7 | 1420263130 |
oct | 370276030 |
9 | 145455701 |
10 | 65109016 |
11 | 33830405 |
12 | 1997a9b4 |
13 | 1064855b |
14 | 890bac0 |
15 | 5ab1861 |
hex | 3e17c18 |
65109016 has 32 divisors (see below), whose sum is σ = 142158240. Its totient is φ = 27376128.
The previous prime is 65109013. The next prime is 65109043. The reversal of 65109016 is 61090156.
65109016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65109013) 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, 8001 + ... + 13936.
It is an arithmetic number, because the mean of its divisors is an integer number (4442445).
Almost surely, 265109016 is an apocalyptic number.
It is an amenable number.
65109016 is an abundant number, since it is smaller than the sum of its proper divisors (77049224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65109016 is a wasteful number, since it uses less digits than its factorization.
65109016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22003 (or 21999 counting only the distinct ones).
The product of its (nonzero) digits is 1620, while the sum is 28.
The square root of 65109016 is about 8069.0158011991. The cubic root of 65109016 is about 402.2972315614.
The spelling of 65109016 in words is "sixty-five million, one hundred nine thousand, sixteen".
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