Base | Representation |
---|---|
bin | 1111010111100… |
… | …1010011110110 |
3 | 11111021220112020 |
4 | 3311321103312 |
5 | 113000210042 |
6 | 10221334010 |
7 | 1411621044 |
oct | 365712366 |
9 | 144256466 |
10 | 64460022 |
11 | 33427850 |
12 | 19707306 |
13 | 1047c033 |
14 | 87bd394 |
15 | 59d43ec |
hex | 3d794f6 |
64460022 has 64 divisors (see below), whose sum is σ = 151144704. Its totient is φ = 18109440.
The previous prime is 64460003. The next prime is 64460047. The reversal of 64460022 is 22006446.
It is a junction number, because it is equal to n+sod(n) for n = 64459974 and 64460001.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 81513 + ... + 82299.
It is an arithmetic number, because the mean of its divisors is an integer number (2361636).
Almost surely, 264460022 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64460022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75572352).
64460022 is an abundant number, since it is smaller than the sum of its proper divisors (86684682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64460022 is a wasteful number, since it uses less digits than its factorization.
64460022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 893.
The product of its (nonzero) digits is 2304, while the sum is 24.
The square root of 64460022 is about 8028.6998947526. The cubic root of 64460022 is about 400.9560920658.
Adding to 64460022 its reverse (22006446), we get a palindrome (86466468).
The spelling of 64460022 in words is "sixty-four million, four hundred sixty thousand, twenty-two".
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