Base | Representation |
---|---|
bin | 1000000000111011… |
… | …0001001101110111 |
3 | 12112221011011121021 |
4 | 2000032301031313 |
5 | 13401221332010 |
6 | 553251002011 |
7 | 104212134520 |
oct | 20016611567 |
9 | 5487134537 |
10 | 2151355255 |
11 | a04425055 |
12 | 500599307 |
13 | 28392c09a |
14 | 165a17847 |
15 | c8d0d8da |
hex | 803b1377 |
2151355255 has 32 divisors (see below), whose sum is σ = 3117772800. Its totient is φ = 1393172352.
The previous prime is 2151355223. The next prime is 2151355273. The reversal of 2151355255 is 5525531512.
It is a cyclic number.
It is not a de Polignac number, because 2151355255 - 25 = 2151355223 is a prime.
It is a super-2 number, since 2×21513552552 = 9256658866432230050, 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 2151355255.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46681 + ... + 80509.
It is an arithmetic number, because the mean of its divisors is an integer number (97430400).
Almost surely, 22151355255 is an apocalyptic number.
2151355255 is a deficient number, since it is larger than the sum of its proper divisors (966417545).
2151355255 is a wasteful number, since it uses less digits than its factorization.
2151355255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33943.
The product of its digits is 37500, while the sum is 34.
The square root of 2151355255 is about 46382.7042657066. The cubic root of 2151355255 is about 1290.9340139948.
Adding to 2151355255 its reverse (5525531512), we get a palindrome (7676886767).
The spelling of 2151355255 in words is "two billion, one hundred fifty-one million, three hundred fifty-five thousand, two hundred fifty-five".
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