Base | Representation |
---|---|
bin | 100000100010011011… |
… | …0010000100000111001 |
3 | 20200100200021221222110 |
4 | 1001010312100200321 |
5 | 2121100341111331 |
6 | 52033330042533 |
7 | 5022361611444 |
oct | 1010466204071 |
9 | 220320257873 |
10 | 69874550841 |
11 | 276a73a9287 |
12 | 11660a19449 |
13 | 6787463394 |
14 | 354c0bc65b |
15 | 1c3e5d0946 |
hex | 1044d90839 |
69874550841 has 32 divisors (see below), whose sum is σ = 99304980480. Its totient is φ = 43578259200.
The previous prime is 69874550789. The next prime is 69874550843. The reversal of 69874550841 is 14805547896.
It is not a de Polignac number, because 69874550841 - 230 = 68800809017 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is not an unprimeable number, because it can be changed into a prime (69874550843) 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 31 ways as a sum of consecutive naturals, for example, 1725496 + ... + 1765526.
It is an arithmetic number, because the mean of its divisors is an integer number (3103280640).
Almost surely, 269874550841 is an apocalyptic number.
It is an amenable number.
69874550841 is a deficient number, since it is larger than the sum of its proper divisors (29430429639).
69874550841 is a wasteful number, since it uses less digits than its factorization.
69874550841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40437.
The product of its (nonzero) digits is 9676800, while the sum is 57.
The spelling of 69874550841 in words is "sixty-nine billion, eight hundred seventy-four million, five hundred fifty thousand, eight hundred forty-one".
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