Base | Representation |
---|---|
bin | 1011011010000111111111 |
3 | 12121221022122 |
4 | 23122013333 |
5 | 1231144331 |
6 | 144033155 |
7 | 34263632 |
oct | 13320777 |
9 | 5557278 |
10 | 2990591 |
11 | 176296a |
12 | 10027bb |
13 | 8092a6 |
14 | 57bc19 |
15 | 3e117b |
hex | 2da1ff |
2990591 has 8 divisors (see below), whose sum is σ = 3079584. Its totient is φ = 2903040.
The previous prime is 2990587. The next prime is 2990609. The reversal of 2990591 is 1950992.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2990591 - 22 = 2990587 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 (2990501) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4895 + ... + 5471.
It is an arithmetic number, because the mean of its divisors is an integer number (384948).
22990591 is an apocalyptic number.
2990591 is a deficient number, since it is larger than the sum of its proper divisors (88993).
2990591 is an equidigital number, since it uses as much as digits as its factorization.
2990591 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 721.
The product of its (nonzero) digits is 7290, while the sum is 35.
The square root of 2990591 is about 1729.3325301977. The cubic root of 2990591 is about 144.0740199442.
The spelling of 2990591 in words is "two million, nine hundred ninety thousand, five hundred ninety-one".
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