Base | Representation |
---|---|
bin | 1111110001001… |
… | …1110100011110 |
3 | 11121110100001002 |
4 | 3330103310132 |
5 | 113413011340 |
6 | 10321350302 |
7 | 1432123163 |
oct | 374236436 |
9 | 147410032 |
10 | 66141470 |
11 | 3437607a |
12 | 1a198392 |
13 | 1091a485 |
14 | 8ada06a |
15 | 5c17715 |
hex | 3f13d1e |
66141470 has 32 divisors (see below), whose sum is σ = 127111680. Its totient is φ = 24706080.
The previous prime is 66141469. The next prime is 66141497. The reversal of 66141470 is 7414166.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11039 + ... + 15941.
It is an arithmetic number, because the mean of its divisors is an integer number (3972240).
Almost surely, 266141470 is an apocalyptic number.
66141470 is a deficient number, since it is larger than the sum of its proper divisors (60970210).
66141470 is a wasteful number, since it uses less digits than its factorization.
66141470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5000.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 66141470 is about 8132.7406204797. The cubic root of 66141470 is about 404.4125405595.
The spelling of 66141470 in words is "sixty-six million, one hundred forty-one thousand, four hundred seventy".
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