Base | Representation |
---|---|
bin | 10001011100101101… |
… | …110001000100010010 |
3 | 1210100200220102201122 |
4 | 101130231301010102 |
5 | 301332223324024 |
6 | 12335032002242 |
7 | 1232165010320 |
oct | 213455610422 |
9 | 53320812648 |
10 | 18735370514 |
11 | 7a446a0193 |
12 | 376a530382 |
13 | 19c76a5273 |
14 | c9a370d10 |
15 | 749c15d5e |
hex | 45cb71112 |
18735370514 has 16 divisors (see below), whose sum is σ = 32119545600. Its totient is φ = 8029002624.
The previous prime is 18735370501. The next prime is 18735370517. The reversal of 18735370514 is 41507353781.
It is not an unprimeable number, because it can be changed into a prime (18735370517) 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, 436007 + ... + 477045.
It is an arithmetic number, because the mean of its divisors is an integer number (2007471600).
Almost surely, 218735370514 is an apocalyptic number.
18735370514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
18735370514 is a deficient number, since it is larger than the sum of its proper divisors (13384175086).
18735370514 is a wasteful number, since it uses less digits than its factorization.
18735370514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73657.
The product of its (nonzero) digits is 352800, while the sum is 44.
The spelling of 18735370514 in words is "eighteen billion, seven hundred thirty-five million, three hundred seventy thousand, five hundred fourteen".
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