Base | Representation |
---|---|
bin | 11101010000011… |
… | …100011101110101 |
3 | 1021012121202211202 |
4 | 131100130131311 |
5 | 2001124201130 |
6 | 120412342245 |
7 | 15110105021 |
oct | 3520343565 |
9 | 1235552752 |
10 | 490850165 |
11 | 232087aa3 |
12 | 118474985 |
13 | 7a9004b0 |
14 | 49293381 |
15 | 2d15c145 |
hex | 1d41c775 |
490850165 has 8 divisors (see below), whose sum is σ = 634329528. Its totient is φ = 362473920.
The previous prime is 490850159. The next prime is 490850179. The reversal of 490850165 is 561058094.
It can be written as a sum of positive squares in 4 ways, for example, as 105042001 + 385808164 = 10249^2 + 19642^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 490850165 - 214 = 490833781 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3775706 + ... + 3775835.
It is an arithmetic number, because the mean of its divisors is an integer number (79291191).
Almost surely, 2490850165 is an apocalyptic number.
It is an amenable number.
490850165 is a deficient number, since it is larger than the sum of its proper divisors (143479363).
490850165 is a wasteful number, since it uses less digits than its factorization.
490850165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7551559.
The product of its (nonzero) digits is 43200, while the sum is 38.
The square root of 490850165 is about 22155.1385687384. The cubic root of 490850165 is about 788.8292035965.
The spelling of 490850165 in words is "four hundred ninety million, eight hundred fifty thousand, one hundred sixty-five".
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