Base | Representation |
---|---|
bin | 11000011111110101011000… |
… | …00110100001110010100111 |
3 | 21001201221211111220101000112 |
4 | 30033322230012201302213 |
5 | 24030103003002000410 |
6 | 310323412143003235 |
7 | 14230001630110625 |
oct | 1417725406416247 |
9 | 231657744811015 |
10 | 53870367218855 |
11 | 1618a326996590 |
12 | 6060530b9951b |
13 | 2409c5274b645 |
14 | d434a814c515 |
15 | 63645a142105 |
hex | 30feac1a1ca7 |
53870367218855 has 8 divisors (see below), whose sum is σ = 70521207995664. Its totient is φ = 39178448886400.
The previous prime is 53870367218753. The next prime is 53870367218867. The reversal of 53870367218855 is 55881276307835.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 53870367218855 - 218 = 53870366956711 is a prime.
It is a super-2 number, since 2×538703672188552 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489730611026 + ... + 489730611135.
It is an arithmetic number, because the mean of its divisors is an integer number (8815150999458).
Almost surely, 253870367218855 is an apocalyptic number.
53870367218855 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
53870367218855 is a deficient number, since it is larger than the sum of its proper divisors (16650840776809).
53870367218855 is a wasteful number, since it uses less digits than its factorization.
53870367218855 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 979461222177.
The product of its (nonzero) digits is 338688000, while the sum is 68.
The spelling of 53870367218855 in words is "fifty-three trillion, eight hundred seventy billion, three hundred sixty-seven million, two hundred eighteen thousand, eight hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •