Base | Representation |
---|---|
bin | 10001010101111… |
… | …110111010001010 |
3 | 202021112002011120 |
4 | 101111332322022 |
5 | 1043442202440 |
6 | 44512340110 |
7 | 10132151460 |
oct | 2125767212 |
9 | 667462146 |
10 | 290975370 |
11 | 13a280114 |
12 | 81544636 |
13 | 4838b19a |
14 | 2a904830 |
15 | 1a829dd0 |
hex | 1157ee8a |
290975370 has 64 divisors (see below), whose sum is σ = 800997120. Its totient is φ = 66267648.
The previous prime is 290975359. The next prime is 290975371. The reversal of 290975370 is 73579092.
290975370 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (290975371) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59166 + ... + 63894.
It is an arithmetic number, because the mean of its divisors is an integer number (12515580).
Almost surely, 2290975370 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 290975370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400498560).
290975370 is an abundant number, since it is smaller than the sum of its proper divisors (510021750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290975370 is a wasteful number, since it uses less digits than its factorization.
290975370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5039.
The product of its (nonzero) digits is 119070, while the sum is 42.
The square root of 290975370 is about 17058.0001758706. Note that the first 3 decimals coincide. The cubic root of 290975370 is about 662.6518422575.
The spelling of 290975370 in words is "two hundred ninety million, nine hundred seventy-five thousand, three hundred seventy".
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