Base | Representation |
---|---|
bin | 1111011111110… |
… | …1001011010100 |
3 | 11112022100102220 |
4 | 3313331023110 |
5 | 113120001043 |
6 | 10241102340 |
7 | 1416330543 |
oct | 367751324 |
9 | 145270386 |
10 | 65000148 |
11 | 33766634 |
12 | 199279b0 |
13 | 1060ab35 |
14 | 88c015a |
15 | 5a8e483 |
hex | 3dfd2d4 |
65000148 has 12 divisors (see below), whose sum is σ = 151667040. Its totient is φ = 21666712.
The previous prime is 65000147. The next prime is 65000161. The reversal of 65000148 is 84100056.
65000148 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
65000148 is strictly pandigital in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65000141) 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 3 ways as a sum of consecutive naturals, for example, 2708328 + ... + 2708351.
It is an arithmetic number, because the mean of its divisors is an integer number (12638920).
Almost surely, 265000148 is an apocalyptic number.
It is an amenable number.
65000148 is an abundant number, since it is smaller than the sum of its proper divisors (86666892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65000148 is a wasteful number, since it uses less digits than its factorization.
65000148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5416686 (or 5416684 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 65000148 is about 8062.2669268637. The cubic root of 65000148 is about 402.0728810214.
The spelling of 65000148 in words is "sixty-five million, one hundred forty-eight", and thus it is an aban number.
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