Base | Representation |
---|---|
bin | 10010011110000100… |
… | …111011101001011101 |
3 | 1220012010100001201201 |
4 | 102132010323221131 |
5 | 311103440242310 |
6 | 13035523435501 |
7 | 1301311616536 |
oct | 223604735135 |
9 | 56163301651 |
10 | 19831962205 |
11 | 8457697810 |
12 | 3a15825b91 |
13 | 1b409317a3 |
14 | d61c6368d |
15 | 7b1126e3a |
hex | 49e13ba5d |
19831962205 has 32 divisors (see below), whose sum is σ = 26075831040. Its totient is φ = 14360094720.
The previous prime is 19831962191. The next prime is 19831962211. The reversal of 19831962205 is 50226913891.
It is not a de Polignac number, because 19831962205 - 217 = 19831831133 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21347181 + ... + 21348109.
It is an arithmetic number, because the mean of its divisors is an integer number (814869720).
Almost surely, 219831962205 is an apocalyptic number.
It is an amenable number.
19831962205 is a deficient number, since it is larger than the sum of its proper divisors (6243868835).
19831962205 is a wasteful number, since it uses less digits than its factorization.
19831962205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2229.
The product of its (nonzero) digits is 233280, while the sum is 46.
The spelling of 19831962205 in words is "nineteen billion, eight hundred thirty-one million, nine hundred sixty-two thousand, two hundred five".
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