Base | Representation |
---|---|
bin | 110010101011000011… |
… | …1101010001100110111 |
3 | 101101212210012112020112 |
4 | 1211112013222030313 |
5 | 3240330132441324 |
6 | 121554001253235 |
7 | 10601431333451 |
oct | 1452607521467 |
9 | 341783175215 |
10 | 108819030839 |
11 | 42171562542 |
12 | 1910b33421b |
13 | a35293999c |
14 | 53a44092d1 |
15 | 2c6d5bac0e |
hex | 19561ea337 |
108819030839 has 4 divisors (see below), whose sum is σ = 108823623240. Its totient is φ = 108814438440.
The previous prime is 108819030829. The next prime is 108819030841. The reversal of 108819030839 is 938030918801.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 938030918801 = 1613 ⋅581544277.
It is a cyclic number.
It is not a de Polignac number, because 108819030839 - 228 = 108550595383 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 (108819030829) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2260472 + ... + 2308109.
It is an arithmetic number, because the mean of its divisors is an integer number (27205905810).
Almost surely, 2108819030839 is an apocalyptic number.
108819030839 is a deficient number, since it is larger than the sum of its proper divisors (4592401).
108819030839 is an equidigital number, since it uses as much as digits as its factorization.
108819030839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4592400.
The product of its (nonzero) digits is 373248, while the sum is 50.
The spelling of 108819030839 in words is "one hundred eight billion, eight hundred nineteen million, thirty thousand, eight hundred thirty-nine".
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