Base | Representation |
---|---|
bin | 1011011010100010000101 |
3 | 12122000121111 |
4 | 23122202011 |
5 | 1231223021 |
6 | 144045021 |
7 | 34301536 |
oct | 13324205 |
9 | 5560544 |
10 | 2992261 |
11 | 1764148 |
12 | 1003771 |
13 | 809c8c |
14 | 57c68d |
15 | 3e18e1 |
hex | 2da885 |
2992261 has 2 divisors, whose sum is σ = 2992262. Its totient is φ = 2992260.
The previous prime is 2992259. The next prime is 2992267. The reversal of 2992261 is 1622992.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2856100 + 136161 = 1690^2 + 369^2 .
It is a cyclic number.
It is not a de Polignac number, because 2992261 - 21 = 2992259 is a prime.
Together with 2992259, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2992267) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496130 + 1496131.
It is an arithmetic number, because the mean of its divisors is an integer number (1496131).
22992261 is an apocalyptic number.
It is an amenable number.
2992261 is a deficient number, since it is larger than the sum of its proper divisors (1).
2992261 is an equidigital number, since it uses as much as digits as its factorization.
2992261 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3888, while the sum is 31.
The square root of 2992261 is about 1729.8153080604. The cubic root of 2992261 is about 144.1008327984.
The spelling of 2992261 in words is "two million, nine hundred ninety-two thousand, two hundred sixty-one".
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