Base | Representation |
---|---|
bin | 1111010101111… |
… | …0000110011000 |
3 | 11111002020122022 |
4 | 3311132012120 |
5 | 112433123233 |
6 | 10215114012 |
7 | 1410645104 |
oct | 365360630 |
9 | 144066568 |
10 | 64348568 |
11 | 33361039 |
12 | 19672908 |
13 | 1044039b |
14 | 8790904 |
15 | 59b1398 |
hex | 3d5e198 |
64348568 has 8 divisors (see below), whose sum is σ = 120653580. Its totient is φ = 32174280.
The previous prime is 64348567. The next prime is 64348601. The reversal of 64348568 is 86584346.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64348567) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4021778 + ... + 4021793.
Almost surely, 264348568 is an apocalyptic number.
It is an amenable number.
64348568 is a deficient number, since it is larger than the sum of its proper divisors (56305012).
64348568 is a wasteful number, since it uses less digits than its factorization.
64348568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8043577 (or 8043573 counting only the distinct ones).
The product of its digits is 552960, while the sum is 44.
The square root of 64348568 is about 8021.7559175033. The cubic root of 64348568 is about 400.7248689524.
It can be divided in two parts, 6434856 and 8, that multiplied together give a cube (51478848 = 3723).
The spelling of 64348568 in words is "sixty-four million, three hundred forty-eight thousand, five hundred sixty-eight".
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