Base | Representation |
---|---|
bin | 1000011011001001… |
… | …0010110001101110 |
3 | 12211121002112001000 |
4 | 2012302102301232 |
5 | 14112400043204 |
6 | 1012220101130 |
7 | 110015665623 |
oct | 20662226156 |
9 | 5747075030 |
10 | 2261331054 |
11 | a6050a544 |
12 | 5313947a6 |
13 | 2a0656418 |
14 | 17648434a |
15 | d37d4039 |
hex | 86c92c6e |
2261331054 has 32 divisors (see below), whose sum is σ = 5047741440. Its totient is φ = 750392856.
The previous prime is 2261331049. The next prime is 2261331067. The reversal of 2261331054 is 4501331622.
It is a super-2 number, since 2×22613310542 = 10227236271569501832, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81852 + ... + 105935.
It is an arithmetic number, because the mean of its divisors is an integer number (157741920).
Almost surely, 22261331054 is an apocalyptic number.
2261331054 is an abundant number, since it is smaller than the sum of its proper divisors (2786410386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2261331054 is a wasteful number, since it uses less digits than its factorization.
2261331054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188021 (or 188015 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 2261331054 is about 47553.4547009994. The cubic root of 2261331054 is about 1312.5667009367.
Adding to 2261331054 its reverse (4501331622), we get a palindrome (6762662676).
The spelling of 2261331054 in words is "two billion, two hundred sixty-one million, three hundred thirty-one thousand, fifty-four".
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