Base | Representation |
---|---|
bin | 1000010000000111… |
… | …1110011000001011 |
3 | 12201101010020212212 |
4 | 2010001332120023 |
5 | 14014032011110 |
6 | 1003445255335 |
7 | 105615061046 |
oct | 20401763013 |
9 | 5641106785 |
10 | 2215110155 |
11 | a37410055 |
12 | 519a0454b |
13 | 293bc218b |
14 | 170291c5d |
15 | ce703e05 |
hex | 8407e60b |
2215110155 has 8 divisors (see below), whose sum is σ = 2798034000. Its totient is φ = 1678820256.
The previous prime is 2215110137. The next prime is 2215110167. The reversal of 2215110155 is 5510115122.
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 2215110155 - 26 = 2215110091 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2215110155.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 11658380 + ... + 11658569.
It is an arithmetic number, because the mean of its divisors is an integer number (349754250).
Almost surely, 22215110155 is an apocalyptic number.
2215110155 is a deficient number, since it is larger than the sum of its proper divisors (582923845).
2215110155 is a wasteful number, since it uses less digits than its factorization.
2215110155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23316973.
The product of its (nonzero) digits is 500, while the sum is 23.
The square root of 2215110155 is about 47064.9567619051. The cubic root of 2215110155 is about 1303.5622525028.
Adding to 2215110155 its reverse (5510115122), we get a palindrome (7725225277).
The spelling of 2215110155 in words is "two billion, two hundred fifteen million, one hundred ten thousand, one hundred fifty-five".
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