Base | Representation |
---|---|
bin | 1000010010100001… |
… | …0010110000100111 |
3 | 12202002000120222021 |
4 | 2010220102300213 |
5 | 14024114430421 |
6 | 1004444444011 |
7 | 106066335454 |
oct | 20450226047 |
9 | 5662016867 |
10 | 2225155111 |
11 | a42050a73 |
12 | 521249607 |
13 | 295ccb33a |
14 | 17174882b |
15 | d053a341 |
hex | 84a12c27 |
2225155111 has 4 divisors (see below), whose sum is σ = 2225263552. Its totient is φ = 2225046672.
The previous prime is 2225155091. The next prime is 2225155117. The reversal of 2225155111 is 1115515222.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 2225155111 - 231 = 77671463 is a prime.
It is a super-3 number, since 3×22251551113 (a number of 29 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2225155117) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12990 + ... + 67963.
It is an arithmetic number, because the mean of its divisors is an integer number (556315888).
Almost surely, 22225155111 is an apocalyptic number.
2225155111 is a deficient number, since it is larger than the sum of its proper divisors (108441).
2225155111 is an equidigital number, since it uses as much as digits as its factorization.
2225155111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108440.
The product of its digits is 1000, while the sum is 25.
The square root of 2225155111 is about 47171.5498049407. The cubic root of 2225155111 is about 1305.5297215803.
The spelling of 2225155111 in words is "two billion, two hundred twenty-five million, one hundred fifty-five thousand, one hundred eleven".
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