Base | Representation |
---|---|
bin | 1000010001010011… |
… | …0010000010011111 |
3 | 12201201101201211201 |
4 | 2010110302002133 |
5 | 14021312242401 |
6 | 1004143100331 |
7 | 106005013564 |
oct | 20424620237 |
9 | 5651351751 |
10 | 2220040351 |
11 | a3a1781a1 |
12 | 51b5a16a7 |
13 | 294c2a259 |
14 | 170bb686b |
15 | ced79b01 |
hex | 8453209f |
2220040351 has 8 divisors (see below), whose sum is σ = 2337401600. Its totient is φ = 2102730840.
The previous prime is 2220040331. The next prime is 2220040369. The reversal of 2220040351 is 1530400222.
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 2220040351 - 227 = 2085822623 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2220040331) by changing a digit.
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, 100936 + ... + 120946.
It is an arithmetic number, because the mean of its divisors is an integer number (292175200).
Almost surely, 22220040351 is an apocalyptic number.
2220040351 is a deficient number, since it is larger than the sum of its proper divisors (117361249).
2220040351 is a wasteful number, since it uses less digits than its factorization.
2220040351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25869.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 2220040351 is about 47117.3041567533. The cubic root of 2220040351 is about 1304.5286536838.
Adding to 2220040351 its reverse (1530400222), we get a palindrome (3750440573).
The spelling of 2220040351 in words is "two billion, two hundred twenty million, forty thousand, three hundred fifty-one".
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