Base | Representation |
---|---|
bin | 110000001100001100… |
… | …0010100100001101101 |
3 | 100220010021101111012022 |
4 | 1200120120110201231 |
5 | 3143420442300241 |
6 | 115313012115525 |
7 | 10322351362364 |
oct | 1403030244155 |
9 | 326107344168 |
10 | 103488243821 |
11 | 3a986463336 |
12 | 18082005ba5 |
13 | 99b33c1041 |
14 | 501a43c7db |
15 | 2a5a5c354b |
hex | 181861486d |
103488243821 has 8 divisors (see below), whose sum is σ = 103777719864. Its totient is φ = 103198924800.
The previous prime is 103488243791. The next prime is 103488243823. The reversal of 103488243821 is 128342884301.
It can be written as a sum of positive squares in 4 ways, for example, as 31242330025 + 72245913796 = 176755^2 + 268786^2 .
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 103488243821 - 222 = 103484049517 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103488243823) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348931 + ... + 1423583.
It is an arithmetic number, because the mean of its divisors is an integer number (12972214983).
Almost surely, 2103488243821 is an apocalyptic number.
It is an amenable number.
103488243821 is a deficient number, since it is larger than the sum of its proper divisors (289476043).
103488243821 is an equidigital number, since it uses as much as digits as its factorization.
103488243821 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78511.
The product of its (nonzero) digits is 294912, while the sum is 44.
The spelling of 103488243821 in words is "one hundred three billion, four hundred eighty-eight million, two hundred forty-three thousand, eight hundred twenty-one".
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