Base | Representation |
---|---|
bin | 10000111111011… |
… | …000100010010101 |
3 | 201212101002111112 |
4 | 100333120202111 |
5 | 1040433113104 |
6 | 44141344405 |
7 | 10030615364 |
oct | 2077304225 |
9 | 655332445 |
10 | 285051029 |
11 | 1369a406a |
12 | 7b568105 |
13 | 47095763 |
14 | 29c017db |
15 | 1a05986e |
hex | 10fd8895 |
285051029 has 4 divisors (see below), whose sum is σ = 297444576. Its totient is φ = 272657484.
The previous prime is 285051017. The next prime is 285051037. The reversal of 285051029 is 920150582.
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 a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-285051029 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 285050986 and 285051004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (285057029) 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, 6196739 + ... + 6196784.
It is an arithmetic number, because the mean of its divisors is an integer number (74361144).
Almost surely, 2285051029 is an apocalyptic number.
It is an amenable number.
285051029 is a deficient number, since it is larger than the sum of its proper divisors (12393547).
285051029 is a wasteful number, since it uses less digits than its factorization.
285051029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12393546.
The product of its (nonzero) digits is 7200, while the sum is 32.
The square root of 285051029 is about 16883.4542970329. The cubic root of 285051029 is about 658.1237106606.
The spelling of 285051029 in words is "two hundred eighty-five million, fifty-one thousand, twenty-nine".
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