Base | Representation |
---|---|
bin | 1000000001111010… |
… | …0101101100000101 |
3 | 12120012221212100001 |
4 | 2000132211230011 |
5 | 13403302033331 |
6 | 553515521301 |
7 | 104262316246 |
oct | 20036455405 |
9 | 5505855301 |
10 | 2155502341 |
11 | a067a78a3 |
12 | 501a59231 |
13 | 284751895 |
14 | 1663b6ccd |
15 | c937c561 |
hex | 807a5b05 |
2155502341 has 4 divisors (see below), whose sum is σ = 2155752832. Its totient is φ = 2155251852.
The previous prime is 2155502333. The next prime is 2155502413. The reversal of 2155502341 is 1432055512.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2155502341 - 23 = 2155502333 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2155502311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111861 + ... + 129706.
It is an arithmetic number, because the mean of its divisors is an integer number (538938208).
Almost surely, 22155502341 is an apocalyptic number.
It is an amenable number.
2155502341 is a deficient number, since it is larger than the sum of its proper divisors (250491).
2155502341 is an equidigital number, since it uses as much as digits as its factorization.
2155502341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250490.
The product of its (nonzero) digits is 6000, while the sum is 28.
The square root of 2155502341 is about 46427.3878330453. The cubic root of 2155502341 is about 1291.7629764293.
Adding to 2155502341 its reverse (1432055512), we get a palindrome (3587557853).
The spelling of 2155502341 in words is "two billion, one hundred fifty-five million, five hundred two thousand, three hundred forty-one".
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