Base | Representation |
---|---|
bin | 101100101000011110… |
… | …000010011100001001 |
3 | 11120200212201021201000 |
4 | 230220132002130021 |
5 | 1241121420300314 |
6 | 34003225045213 |
7 | 3314406622536 |
oct | 545036023411 |
9 | 146625637630 |
10 | 47923603209 |
11 | 19362696449 |
12 | 9355626809 |
13 | 4699827381 |
14 | 2468a69d8d |
15 | 13a7441209 |
hex | b28782709 |
47923603209 has 16 divisors (see below), whose sum is σ = 71105367040. Its totient is φ = 31900722480.
The previous prime is 47923603207. The next prime is 47923603249. The reversal of 47923603209 is 90230632974.
It is not a de Polignac number, because 47923603209 - 21 = 47923603207 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47923603207) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1324777 + ... + 1360470.
It is an arithmetic number, because the mean of its divisors is an integer number (4444085440).
Almost surely, 247923603209 is an apocalyptic number.
It is an amenable number.
47923603209 is a deficient number, since it is larger than the sum of its proper divisors (23181763831).
47923603209 is a wasteful number, since it uses less digits than its factorization.
47923603209 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2685917 (or 2685911 counting only the distinct ones).
The product of its (nonzero) digits is 489888, while the sum is 45.
The spelling of 47923603209 in words is "forty-seven billion, nine hundred twenty-three million, six hundred three thousand, two hundred nine".
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