Base | Representation |
---|---|
bin | 10001010010101… |
… | …100011110101010 |
3 | 202012220021211121 |
4 | 101102230132222 |
5 | 1043232112300 |
6 | 44442045454 |
7 | 10121631544 |
oct | 2122543652 |
9 | 665807747 |
10 | 290113450 |
11 | 139841590 |
12 | 811a988a |
13 | 48148a83 |
14 | 2a75c694 |
15 | 1a70981a |
hex | 114ac7aa |
290113450 has 48 divisors (see below), whose sum is σ = 590346144. Its totient is φ = 105195200.
The previous prime is 290113441. The next prime is 290113493. The reversal of 290113450 is 54311092.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 305877 + ... + 306823.
It is an arithmetic number, because the mean of its divisors is an integer number (12298878).
Almost surely, 2290113450 is an apocalyptic number.
290113450 is an abundant number, since it is smaller than the sum of its proper divisors (300232694).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290113450 is a wasteful number, since it uses less digits than its factorization.
290113450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1527 (or 1522 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 290113450 is about 17032.7170469071. The cubic root of 290113450 is about 661.9968982126.
The spelling of 290113450 in words is "two hundred ninety million, one hundred thirteen thousand, four hundred fifty".
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