Base | Representation |
---|---|
bin | 11010011001100011100… |
… | …111011011110011101111 |
3 | 20102102122001112122200121 |
4 | 122121203213123303233 |
5 | 214210333223341230 |
6 | 3505224032305411 |
7 | 245032160104555 |
oct | 32314347336357 |
9 | 6372561478617 |
10 | 1814147480815 |
11 | 63a414a5a39a |
12 | 2537163a2267 |
13 | 1020c5280427 |
14 | 63b3b6b5bd5 |
15 | 322cbabe77a |
hex | 1a6639dbcef |
1814147480815 has 32 divisors (see below), whose sum is σ = 2368526318784. Its totient is φ = 1328358758400.
The previous prime is 1814147480813. The next prime is 1814147480839. The reversal of 1814147480815 is 5180847414181.
It is not a de Polignac number, because 1814147480815 - 21 = 1814147480813 is a prime.
It is a super-2 number, since 2×18141474808152 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1814147480813) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6136140 + ... + 6424990.
It is an arithmetic number, because the mean of its divisors is an integer number (74016447462).
Almost surely, 21814147480815 is an apocalyptic number.
1814147480815 is a deficient number, since it is larger than the sum of its proper divisors (554378837969).
1814147480815 is a wasteful number, since it uses less digits than its factorization.
1814147480815 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290907.
The product of its (nonzero) digits is 1146880, while the sum is 52.
The spelling of 1814147480815 in words is "one trillion, eight hundred fourteen billion, one hundred forty-seven million, four hundred eighty thousand, eight hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •