Base | Representation |
---|---|
bin | 1001111100011100… |
… | …1001101100010001 |
3 | 20220001001012210102 |
4 | 2133013021230101 |
5 | 20431334431144 |
6 | 1120515342145 |
7 | 123102653015 |
oct | 23707115421 |
9 | 6801035712 |
10 | 2669452049 |
11 | 114a921920 |
12 | 625bb1955 |
13 | 33707c234 |
14 | 1b4760545 |
15 | 10954db4e |
hex | 9f1c9b11 |
2669452049 has 16 divisors (see below), whose sum is σ = 2981267520. Its totient is φ = 2369736000.
The previous prime is 2669451977. The next prime is 2669452069. The reversal of 2669452049 is 9402549662.
2669452049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 2669452049 - 212 = 2669447953 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2669451994 and 2669452012.
It is not an unprimeable number, because it can be changed into a prime (2669452069) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78959 + ... + 107579.
It is an arithmetic number, because the mean of its divisors is an integer number (186329220).
Almost surely, 22669452049 is an apocalyptic number.
It is an amenable number.
2669452049 is a deficient number, since it is larger than the sum of its proper divisors (311815471).
2669452049 is a wasteful number, since it uses less digits than its factorization.
2669452049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28832.
The product of its (nonzero) digits is 933120, while the sum is 47.
The square root of 2669452049 is about 51666.7402590874. The cubic root of 2669452049 is about 1387.2051997553.
The spelling of 2669452049 in words is "two billion, six hundred sixty-nine million, four hundred fifty-two thousand, forty-nine".
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