Base | Representation |
---|---|
bin | 1000010110000101… |
… | …1000100111110011 |
3 | 12210010011221202201 |
4 | 2011201120213303 |
5 | 14041432340311 |
6 | 1010141324031 |
7 | 106340500660 |
oct | 20541304763 |
9 | 5703157681 |
10 | 2240121331 |
11 | a4a543348 |
12 | 526266617 |
13 | 29913b4a6 |
14 | 173722a67 |
15 | d19e49c1 |
hex | 858589f3 |
2240121331 has 16 divisors (see below), whose sum is σ = 2717620416. Its totient is φ = 1802566656.
The previous prime is 2240121329. The next prime is 2240121371. The reversal of 2240121331 is 1331210422.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2240121331 - 21 = 2240121329 is a prime.
It is a super-2 number, since 2×22401213312 = 10036287155202423122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2240121299 and 2240121308.
It is not an unprimeable number, because it can be changed into a prime (2240121371) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23535 + ... + 70951.
It is an arithmetic number, because the mean of its divisors is an integer number (169851276).
Almost surely, 22240121331 is an apocalyptic number.
2240121331 is a deficient number, since it is larger than the sum of its proper divisors (477499085).
2240121331 is a wasteful number, since it uses less digits than its factorization.
2240121331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47838.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 2240121331 is about 47329.9200400761. The cubic root of 2240121331 is about 1308.4501475624.
Adding to 2240121331 its reverse (1331210422), we get a palindrome (3571331753).
The spelling of 2240121331 in words is "two billion, two hundred forty million, one hundred twenty-one thousand, three hundred thirty-one".
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