Base | Representation |
---|---|
bin | 1011011010100101101011 |
3 | 12122000221000 |
4 | 23122211223 |
5 | 1231224431 |
6 | 144050043 |
7 | 34302315 |
oct | 13324553 |
9 | 5560830 |
10 | 2992491 |
11 | 1764337 |
12 | 1003923 |
13 | 80a108 |
14 | 57c7b5 |
15 | 3e19e6 |
hex | 2da96b |
2992491 has 16 divisors (see below), whose sum is σ = 4471200. Its totient is φ = 1977984.
The previous prime is 2992453. The next prime is 2992513. The reversal of 2992491 is 1942992.
It is not a de Polignac number, because 2992491 - 211 = 2990443 is a prime.
2992491 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (2993491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3295 + ... + 4103.
It is an arithmetic number, because the mean of its divisors is an integer number (279450).
22992491 is an apocalyptic number.
2992491 is a deficient number, since it is larger than the sum of its proper divisors (1478709).
2992491 is a wasteful number, since it uses less digits than its factorization.
2992491 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 955 (or 949 counting only the distinct ones).
The product of its digits is 11664, while the sum is 36.
The square root of 2992491 is about 1729.8817878688. The cubic root of 2992491 is about 144.1045248050.
The spelling of 2992491 in words is "two million, nine hundred ninety-two thousand, four hundred ninety-one".
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