Base | Representation |
---|---|
bin | 1111101111110… |
… | …1001011101000 |
3 | 11121021121211210 |
4 | 3323331023220 |
5 | 113402024434 |
6 | 10315353120 |
7 | 1431255636 |
oct | 373751350 |
9 | 147247753 |
10 | 66048744 |
11 | 34312443 |
12 | 1a1527a0 |
13 | 108b71c8 |
14 | 8ab4356 |
15 | 5be9ee9 |
hex | 3efd2e8 |
66048744 has 64 divisors (see below), whose sum is σ = 169827840. Its totient is φ = 21398720.
The previous prime is 66048739. The next prime is 66048761. The reversal of 66048744 is 44784066.
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 15 ways as a sum of consecutive naturals, for example, 141199 + ... + 141665.
It is an arithmetic number, because the mean of its divisors is an integer number (2653560).
Almost surely, 266048744 is an apocalyptic number.
It is an amenable number.
66048744 is an abundant number, since it is smaller than the sum of its proper divisors (103779096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66048744 is a wasteful number, since it uses less digits than its factorization.
66048744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 630 (or 626 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 39.
The square root of 66048744 is about 8127.0378367521. The cubic root of 66048744 is about 404.2234655617.
The spelling of 66048744 in words is "sixty-six million, forty-eight thousand, seven hundred forty-four".
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