Base | Representation |
---|---|
bin | 10011100101001… |
… | …00010010010011 |
3 | 102110001210200220 |
4 | 21302210102103 |
5 | 314022011041 |
6 | 24144244123 |
7 | 4033052136 |
oct | 1162442223 |
9 | 373053626 |
10 | 164250771 |
11 | 84796043 |
12 | 47010643 |
13 | 2804b509 |
14 | 17b5821d |
15 | e646d66 |
hex | 9ca4493 |
164250771 has 8 divisors (see below), whose sum is σ = 219095184. Its totient is φ = 109453440.
The previous prime is 164250769. The next prime is 164250791. The reversal of 164250771 is 177052461.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 164250771 - 21 = 164250769 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (164250721) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2610 + ... + 18311.
It is an arithmetic number, because the mean of its divisors is an integer number (27386898).
Almost surely, 2164250771 is an apocalyptic number.
164250771 is a deficient number, since it is larger than the sum of its proper divisors (54844413).
164250771 is a wasteful number, since it uses less digits than its factorization.
164250771 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23541.
The product of its (nonzero) digits is 11760, while the sum is 33.
The square root of 164250771 is about 12816.0356975158. The cubic root of 164250771 is about 547.6492185173.
It can be divided in two parts, 1642507 and 71, that added together give a triangular number (1642578 = T1812).
The spelling of 164250771 in words is "one hundred sixty-four million, two hundred fifty thousand, seven hundred seventy-one".
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