Base | Representation |
---|---|
bin | 1111101111110… |
… | …1111110111101 |
3 | 11121021210100110 |
4 | 3323331332331 |
5 | 113402131104 |
6 | 10315420233 |
7 | 1431301341 |
oct | 373757675 |
9 | 147253313 |
10 | 66052029 |
11 | 3431495a |
12 | 1a154679 |
13 | 108b8854 |
14 | 8ab5621 |
15 | 5beae89 |
hex | 3efdfbd |
66052029 has 4 divisors (see below), whose sum is σ = 88069376. Its totient is φ = 44034684.
The previous prime is 66052009. The next prime is 66052031. The reversal of 66052029 is 92025066.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 66052029 - 27 = 66051901 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 66051987 and 66052005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66052009) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11008669 + ... + 11008674.
It is an arithmetic number, because the mean of its divisors is an integer number (22017344).
Almost surely, 266052029 is an apocalyptic number.
It is an amenable number.
66052029 is a deficient number, since it is larger than the sum of its proper divisors (22017347).
66052029 is a wasteful number, since it uses less digits than its factorization.
66052029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22017346.
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 66052029 is about 8127.2399373957. The cubic root of 66052029 is about 404.2301669360.
The spelling of 66052029 in words is "sixty-six million, fifty-two thousand, twenty-nine".
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