Base | Representation |
---|---|
bin | 1011111100010001… |
… | …10110001001011111 |
3 | 121112210211111020021 |
4 | 11332020312021133 |
5 | 101112232343310 |
6 | 2540102333011 |
7 | 314606301151 |
oct | 57610661137 |
9 | 17483744207 |
10 | 6411215455 |
11 | 279aa67077 |
12 | 12ab12a167 |
13 | 7b2336218 |
14 | 44b692ad1 |
15 | 277cb45da |
hex | 17e23625f |
6411215455 has 16 divisors (see below), whose sum is σ = 7962429600. Its totient is φ = 4949822080.
The previous prime is 6411215449. The next prime is 6411215539. The reversal of 6411215455 is 5545121146.
It is not a de Polignac number, because 6411215455 - 219 = 6410691167 is a prime.
It is a super-2 number, since 2×64112154552 = 82207367220861714050, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 6411215455.
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 15 ways as a sum of consecutive naturals, for example, 347565 + ... + 365545.
It is an arithmetic number, because the mean of its divisors is an integer number (497651850).
Almost surely, 26411215455 is an apocalyptic number.
6411215455 is a deficient number, since it is larger than the sum of its proper divisors (1551214145).
6411215455 is a wasteful number, since it uses less digits than its factorization.
6411215455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20474.
The product of its digits is 24000, while the sum is 34.
The square root of 6411215455 is about 80070.0659110507. The cubic root of 6411215455 is about 1857.7194324340.
The spelling of 6411215455 in words is "six billion, four hundred eleven million, two hundred fifteen thousand, four hundred fifty-five".
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