Base | Representation |
---|---|
bin | 10001010011011… |
… | …000001001111101 |
3 | 202020020101020111 |
4 | 101103120021331 |
5 | 1043303323344 |
6 | 44445550021 |
7 | 10123305244 |
oct | 2123301175 |
9 | 666211214 |
10 | 290292349 |
11 | 139953a36 |
12 | 81275311 |
13 | 481ac329 |
14 | 2a7a795b |
15 | 1a742834 |
hex | 114d827d |
290292349 has 4 divisors (see below), whose sum is σ = 300302460. Its totient is φ = 280282240.
The previous prime is 290292319. The next prime is 290292383. The reversal of 290292349 is 943292092.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 157628025 + 132664324 = 12555^2 + 11518^2 .
It is a cyclic number.
It is not a de Polignac number, because 290292349 - 221 = 288195197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (290292319) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005012 + ... + 5005069.
It is an arithmetic number, because the mean of its divisors is an integer number (75075615).
Almost surely, 2290292349 is an apocalyptic number.
290292349 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
It is an amenable number.
290292349 is a deficient number, since it is larger than the sum of its proper divisors (10010111).
290292349 is a wasteful number, since it uses less digits than its factorization.
290292349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10010110.
The product of its (nonzero) digits is 69984, while the sum is 40.
The square root of 290292349 is about 17037.9678659164. The cubic root of 290292349 is about 662.1329441261.
The spelling of 290292349 in words is "two hundred ninety million, two hundred ninety-two thousand, three hundred forty-nine".
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