Base | Representation |
---|---|
bin | 11101001110101… |
… | …111010011010100 |
3 | 1021011210001111010 |
4 | 131032233103110 |
5 | 2001020344103 |
6 | 120355012220 |
7 | 15103233303 |
oct | 3516572324 |
9 | 1234701433 |
10 | 490403028 |
11 | 231902065 |
12 | 11829a070 |
13 | 7a7a4b0b |
14 | 491b843a |
15 | 2d0be903 |
hex | 1d3af4d4 |
490403028 has 24 divisors (see below), whose sum is σ = 1148009632. Its totient is φ = 162933984.
The previous prime is 490403027. The next prime is 490403057. The reversal of 490403028 is 820304094.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 490402986 and 490403004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490403027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62875 + ... + 70242.
Almost surely, 2490403028 is an apocalyptic number.
It is an amenable number.
490403028 is an abundant number, since it is smaller than the sum of its proper divisors (657606604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490403028 is a wasteful number, since it uses less digits than its factorization.
490403028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133431 (or 133429 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 30.
The square root of 490403028 is about 22145.0452246095. The cubic root of 490403028 is about 788.5896044247.
The spelling of 490403028 in words is "four hundred ninety million, four hundred three thousand, twenty-eight".
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