Base | Representation |
---|---|
bin | 111111101000100… |
… | …1010010110000111 |
3 | 12111210202122222010 |
4 | 1333101022112013 |
5 | 13333103032010 |
6 | 551512505303 |
7 | 103624642131 |
oct | 17721122607 |
9 | 5453678863 |
10 | 2135205255 |
11 | 9a62a4347 |
12 | 4b70ab233 |
13 | 280496181 |
14 | 163812051 |
15 | c76bd620 |
hex | 7f44a587 |
2135205255 has 8 divisors (see below), whose sum is σ = 3416328432. Its totient is φ = 1138776128.
The previous prime is 2135205211. The next prime is 2135205277. The reversal of 2135205255 is 5525025312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2135205255 - 210 = 2135204231 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71173494 + ... + 71173523.
It is an arithmetic number, because the mean of its divisors is an integer number (427041054).
Almost surely, 22135205255 is an apocalyptic number.
2135205255 is a deficient number, since it is larger than the sum of its proper divisors (1281123177).
2135205255 is a wasteful number, since it uses less digits than its factorization.
2135205255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142347025.
The product of its (nonzero) digits is 15000, while the sum is 30.
The square root of 2135205255 is about 46208.2812383235. The cubic root of 2135205255 is about 1287.6955945026.
The spelling of 2135205255 in words is "two billion, one hundred thirty-five million, two hundred five thousand, two hundred fifty-five".
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