Base | Representation |
---|---|
bin | 100000100000100010… |
… | …1000011100101110100 |
3 | 20200012021022120020001 |
4 | 1001001011003211310 |
5 | 2120433144234304 |
6 | 52023150521044 |
7 | 5020663303462 |
oct | 1010105034564 |
9 | 220167276201 |
10 | 69811321204 |
11 | 27674741989 |
12 | 11643806184 |
13 | 67773253b1 |
14 | 354393d832 |
15 | 1c38c90da4 |
hex | 1041143974 |
69811321204 has 12 divisors (see below), whose sum is σ = 122171811300. Its totient is φ = 34905089408.
The previous prime is 69811321201. The next prime is 69811321207. The reversal of 69811321204 is 40212311896.
It is an interprime number because it is at equal distance from previous prime (69811321201) and next prime (69811321207).
It can be written as a sum of positive squares in 2 ways, for example, as 52600505104 + 17210816100 = 229348^2 + 131190^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69811321201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255852 + ... + 452860.
It is an arithmetic number, because the mean of its divisors is an integer number (10180984275).
Almost surely, 269811321204 is an apocalyptic number.
It is an amenable number.
69811321204 is a deficient number, since it is larger than the sum of its proper divisors (52360490096).
69811321204 is a wasteful number, since it uses less digits than its factorization.
69811321204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285602 (or 285600 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 37.
The spelling of 69811321204 in words is "sixty-nine billion, eight hundred eleven million, three hundred twenty-one thousand, two hundred four".
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