Base | Representation |
---|---|
bin | 10001101101100100… |
… | …101101111010111110 |
3 | 1211002102010012221102 |
4 | 101231210231322332 |
5 | 302422130223011 |
6 | 12423054133102 |
7 | 1242201061214 |
oct | 215544557276 |
9 | 54072105842 |
10 | 19018211006 |
11 | 807a314463 |
12 | 38291b1192 |
13 | 1a411757c2 |
14 | cc5b58cb4 |
15 | 76498573b |
hex | 46d92debe |
19018211006 has 8 divisors (see below), whose sum is σ = 30028754280. Its totient is φ = 9008626248.
The previous prime is 19018210993. The next prime is 19018211027. The reversal of 19018211006 is 60011281091.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 19018211006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250239581 + ... + 250239656.
It is an arithmetic number, because the mean of its divisors is an integer number (3753594285).
Almost surely, 219018211006 is an apocalyptic number.
19018211006 is a deficient number, since it is larger than the sum of its proper divisors (11010543274).
19018211006 is a wasteful number, since it uses less digits than its factorization.
19018211006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500479258.
The product of its (nonzero) digits is 864, while the sum is 29.
Adding to 19018211006 its reverse (60011281091), we get a palindrome (79029492097).
The spelling of 19018211006 in words is "nineteen billion, eighteen million, two hundred eleven thousand, six".
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