Base | Representation |
---|---|
bin | 11101010000100… |
… | …001000101101100 |
3 | 1021012122201211001 |
4 | 131100201011230 |
5 | 2001130302400 |
6 | 120413010044 |
7 | 15110214151 |
oct | 3520410554 |
9 | 1235581731 |
10 | 490869100 |
11 | 2320a0247 |
12 | 118483924 |
13 | 7a908cb7 |
14 | 4929a228 |
15 | 2d162a6a |
hex | 1d42116c |
490869100 has 18 divisors (see below), whose sum is σ = 1065186164. Its totient is φ = 196347600.
The previous prime is 490869091. The next prime is 490869103. The reversal of 490869100 is 1968094.
It is a self number, because there is not a number n which added to its sum of digits gives 490869100.
It is not an unprimeable number, because it can be changed into a prime (490869103) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2454246 + ... + 2454445.
Almost surely, 2490869100 is an apocalyptic number.
It is an amenable number.
490869100 is an abundant number, since it is smaller than the sum of its proper divisors (574317064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490869100 is a wasteful number, since it uses less digits than its factorization.
490869100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4908705 (or 4908698 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 37.
The square root of 490869100 is about 22155.5658921184. The cubic root of 490869100 is about 788.8393467386.
The spelling of 490869100 in words is "four hundred ninety million, eight hundred sixty-nine thousand, one hundred".
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