Base | Representation |
---|---|
bin | 110010111111100110… |
… | …1010010000110101001 |
3 | 101110122211022121222022 |
4 | 1211333031102012221 |
5 | 3243233120331412 |
6 | 122150224234225 |
7 | 10624501536224 |
oct | 1457715220651 |
9 | 343584277868 |
10 | 109508370857 |
11 | 42495690936 |
12 | 1928216b975 |
13 | a4326b5ca2 |
14 | 542bbaa5bb |
15 | 2cadd84a72 |
hex | 197f3521a9 |
109508370857 has 8 divisors (see below), whose sum is σ = 112064450784. Its totient is φ = 106952717088.
The previous prime is 109508370833. The next prime is 109508370887. The reversal of 109508370857 is 758073805901.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-109508370857 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 109508370799 and 109508370808.
It is not an unprimeable number, because it can be changed into a prime (109508370887) 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, 446498 + ... + 646820.
It is an arithmetic number, because the mean of its divisors is an integer number (14008056348).
Almost surely, 2109508370857 is an apocalyptic number.
It is an amenable number.
109508370857 is a deficient number, since it is larger than the sum of its proper divisors (2556079927).
109508370857 is a wasteful number, since it uses less digits than its factorization.
109508370857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213079.
The product of its (nonzero) digits is 2116800, while the sum is 53.
The spelling of 109508370857 in words is "one hundred nine billion, five hundred eight million, three hundred seventy thousand, eight hundred fifty-seven".
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