Base | Representation |
---|---|
bin | 1010011110001111… |
… | …1110100101001001 |
3 | 21020220211002200211 |
4 | 2213203332211021 |
5 | 21224133221231 |
6 | 1142542201121 |
7 | 126444013312 |
oct | 24743764511 |
9 | 7226732624 |
10 | 2811226441 |
11 | 1212956041 |
12 | 6655831a1 |
13 | 35a55b0ca |
14 | 1c9507609 |
15 | 116c05eb1 |
hex | a78fe949 |
2811226441 has 9 divisors (see below), whose sum is σ = 2891276661. Its totient is φ = 2733338592.
The previous prime is 2811226427. The next prime is 2811226499. The reversal of 2811226441 is 1446221182.
The square root of 2811226441 is 53021.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 1487722041 + 1323504400 = 38571^2 + 36380^2 .
It is not a de Polignac number, because 2811226441 - 29 = 2811225929 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2811226421) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1961061 + ... + 1962493.
Almost surely, 22811226441 is an apocalyptic number.
2811226441 is the 53021-st square number.
2811226441 is the 26511-st centered octagonal number.
It is an amenable number.
2811226441 is a deficient number, since it is larger than the sum of its proper divisors (80050220).
2811226441 is an frugal number, since it uses more digits than its factorization.
2811226441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2940 (or 1470 counting only the distinct ones).
The product of its digits is 6144, while the sum is 31.
The cubic root of 2811226441 is about 1411.3409507267.
The spelling of 2811226441 in words is "two billion, eight hundred eleven million, two hundred twenty-six thousand, four hundred forty-one".
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