Base | Representation |
---|---|
bin | 1011100101110001… |
… | …0111011110010101 |
3 | 22000211022102001122 |
4 | 2321130113132111 |
5 | 22332433034031 |
6 | 1232420133325 |
7 | 140045641400 |
oct | 27134273625 |
9 | 8024272048 |
10 | 3111221141 |
11 | 1357226546 |
12 | 729b37245 |
13 | 3a7756672 |
14 | 2172b8d37 |
15 | 13321347b |
hex | b9717795 |
3111221141 has 12 divisors (see below), whose sum is σ = 3621752640. Its totient is φ = 2664862200.
The previous prime is 3111221107. The next prime is 3111221147. The reversal of 3111221141 is 1411221113.
It is not a de Polignac number, because 3111221141 - 26 = 3111221077 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 (3111221147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49220 + ... + 92978.
It is an arithmetic number, because the mean of its divisors is an integer number (301812720).
Almost surely, 23111221141 is an apocalyptic number.
It is an amenable number.
3111221141 is a deficient number, since it is larger than the sum of its proper divisors (510531499).
3111221141 is a wasteful number, since it uses less digits than its factorization.
3111221141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45224 (or 45217 counting only the distinct ones).
The product of its digits is 48, while the sum is 17.
The square root of 3111221141 is about 55778.3214250841. The cubic root of 3111221141 is about 1459.8569230218.
Adding to 3111221141 its reverse (1411221113), we get a palindrome (4522442254).
The spelling of 3111221141 in words is "three billion, one hundred eleven million, two hundred twenty-one thousand, one hundred forty-one".
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