Base | Representation |
---|---|
bin | 11101001101101… |
… | …000000010101101 |
3 | 1021011020020002210 |
4 | 131031220002231 |
5 | 2000432024044 |
6 | 120344441033 |
7 | 15100606323 |
oct | 3515500255 |
9 | 1234206083 |
10 | 490111149 |
11 | 231722840 |
12 | 118179179 |
13 | 7a701cc8 |
14 | 4913dd13 |
15 | 2d0631b9 |
hex | 1d3680ad |
490111149 has 16 divisors (see below), whose sum is σ = 724578624. Its totient is φ = 292166400.
The previous prime is 490111133. The next prime is 490111151. The reversal of 490111149 is 941111094.
It is not a de Polignac number, because 490111149 - 24 = 490111133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490111169) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119724 + ... + 123749.
It is an arithmetic number, because the mean of its divisors is an integer number (45286164).
Almost surely, 2490111149 is an apocalyptic number.
It is an amenable number.
490111149 is a deficient number, since it is larger than the sum of its proper divisors (234467475).
490111149 is a wasteful number, since it uses less digits than its factorization.
490111149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243548.
The product of its (nonzero) digits is 1296, while the sum is 30.
The square root of 490111149 is about 22138.4540788195. The cubic root of 490111149 is about 788.4331219590.
The spelling of 490111149 in words is "four hundred ninety million, one hundred eleven thousand, one hundred forty-nine".
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