Base | Representation |
---|---|
bin | 1111101011100010011… |
… | …00010001100001000001 |
3 | 1220111122210201111001101 |
4 | 13311301030101201001 |
5 | 32311400102024011 |
6 | 1051301341534401 |
7 | 53632136024644 |
oct | 7656114214101 |
9 | 1814583644041 |
10 | 538769954881 |
11 | 198544659424 |
12 | 88500b74401 |
13 | 3ba62419492 |
14 | 1c1102bda5b |
15 | e0346472c1 |
hex | 7d71311841 |
538769954881 has 8 divisors (see below), whose sum is σ = 562210989120. Its totient is φ = 515330275152.
The previous prime is 538769954873. The next prime is 538769954897. The reversal of 538769954881 is 188459967835.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 538769954881 - 23 = 538769954873 is a prime.
It is a super-2 number, since 2×5387699548812 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (538769952881) 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 7 ways as a sum of consecutive naturals, for example, 520615 + ... + 1161283.
It is an arithmetic number, because the mean of its divisors is an integer number (70276373640).
Almost surely, 2538769954881 is an apocalyptic number.
It is an amenable number.
538769954881 is a deficient number, since it is larger than the sum of its proper divisors (23441034239).
538769954881 is a wasteful number, since it uses less digits than its factorization.
538769954881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 677255.
The product of its digits is 522547200, while the sum is 73.
The spelling of 538769954881 in words is "five hundred thirty-eight billion, seven hundred sixty-nine million, nine hundred fifty-four thousand, eight hundred eighty-one".
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