Base | Representation |
---|---|
bin | 1011001110110100000101 |
3 | 12112120202201 |
4 | 23032310011 |
5 | 1223204021 |
6 | 143034501 |
7 | 34011565 |
oct | 13166405 |
9 | 5476681 |
10 | 2944261 |
11 | 1731081 |
12 | b9ba31 |
13 | 7c1188 |
14 | 568da5 |
15 | 3d2591 |
hex | 2ced05 |
2944261 has 4 divisors (see below), whose sum is σ = 2948224. Its totient is φ = 2940300.
The previous prime is 2944243. The next prime is 2944289. The reversal of 2944261 is 1624492.
2944261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a 3-Lehmer number, since φ(2944261) divides (2944261-1)3.
It is a cyclic number.
It is not a de Polignac number, because 2944261 - 25 = 2944229 is a prime.
It is a super-2 number, since 2×29442612 = 17337345672242, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2944211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495 + ... + 2476.
It is an arithmetic number, because the mean of its divisors is an integer number (737056).
It is a Poulet number, since it divides 22944260-1.
22944261 is an apocalyptic number.
2944261 is the 991-st octagonal number.
It is an amenable number.
2944261 is a deficient number, since it is larger than the sum of its proper divisors (3963).
2944261 is an equidigital number, since it uses as much as digits as its factorization.
2944261 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3962.
The product of its digits is 3456, while the sum is 28.
The square root of 2944261 is about 1715.8849029000. The cubic root of 2944261 is about 143.3261501117.
The spelling of 2944261 in words is "two million, nine hundred forty-four thousand, two hundred sixty-one".
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