Base | Representation |
---|---|
bin | 11011001111000100… |
… | …010010010011101001 |
3 | 2210111001101112010221 |
4 | 123033010102103221 |
5 | 434342403423144 |
6 | 21233500210041 |
7 | 2053455202225 |
oct | 331704222351 |
9 | 83431345127 |
10 | 29243811049 |
11 | 11447407092 |
12 | 5801839921 |
13 | 29b081160b |
14 | 15b5c45785 |
15 | b62557d84 |
hex | 6cf1124e9 |
29243811049 has 4 divisors (see below), whose sum is σ = 29245088340. Its totient is φ = 29242533760.
The previous prime is 29243811029. The next prime is 29243811061. The reversal of 29243811049 is 94011834292.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 18538184025 + 10705627024 = 136155^2 + 103468^2 .
It is a cyclic number.
It is not a de Polignac number, because 29243811049 - 233 = 20653876457 is a prime.
It is a super-2 number, since 2×292438110492 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 29243810996 and 29243811014.
It is not an unprimeable number, because it can be changed into a prime (29243811029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603664 + ... + 650305.
It is an arithmetic number, because the mean of its divisors is an integer number (7311272085).
Almost surely, 229243811049 is an apocalyptic number.
It is an amenable number.
29243811049 is a deficient number, since it is larger than the sum of its proper divisors (1277291).
29243811049 is a wasteful number, since it uses less digits than its factorization.
29243811049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1277290.
The product of its (nonzero) digits is 124416, while the sum is 43.
The spelling of 29243811049 in words is "twenty-nine billion, two hundred forty-three million, eight hundred eleven thousand, forty-nine".
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