Base | Representation |
---|---|
bin | 1111100100010… |
… | …1111010100000 |
3 | 11112212111010102 |
4 | 3321011322200 |
5 | 113204014310 |
6 | 10251321532 |
7 | 1422011261 |
oct | 371057240 |
9 | 145774112 |
10 | 65298080 |
11 | 3394a461 |
12 | 19a502a8 |
13 | 106b3623 |
14 | 895a968 |
15 | 5aec8a5 |
hex | 3e45ea0 |
65298080 has 48 divisors (see below), whose sum is σ = 157870944. Its totient is φ = 25509120.
The previous prime is 65298031. The next prime is 65298091. The reversal of 65298080 is 8089256.
65298080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
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, 2135 + ... + 11625.
It is an arithmetic number, because the mean of its divisors is an integer number (3288978).
Almost surely, 265298080 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 65298080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78935472).
65298080 is an abundant number, since it is smaller than the sum of its proper divisors (92572864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65298080 is a wasteful number, since it uses less digits than its factorization.
65298080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9549 (or 9541 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 38.
The square root of 65298080 is about 8080.7227399534. The cubic root of 65298080 is about 402.6862530615.
The spelling of 65298080 in words is "sixty-five million, two hundred ninety-eight thousand, eighty".
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