Base | Representation |
---|---|
bin | 1000011000011100… |
… | …1100001000011101 |
3 | 12210210211110011101 |
4 | 2012013030020131 |
5 | 14102002003040 |
6 | 1011133553101 |
7 | 106520645011 |
oct | 20607141035 |
9 | 5723743141 |
10 | 2250031645 |
11 | a550a2094 |
12 | 529645791 |
13 | 29b1cb294 |
14 | 174b82541 |
15 | d280109a |
hex | 861cc21d |
2250031645 has 8 divisors (see below), whose sum is σ = 2732569056. Its totient is φ = 1778337936.
The previous prime is 2250031643. The next prime is 2250031657. The reversal of 2250031645 is 5461300522.
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 2250031645 - 21 = 2250031643 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 (2250031643) 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, 2710467 + ... + 2711296.
It is an arithmetic number, because the mean of its divisors is an integer number (341571132).
Almost surely, 22250031645 is an apocalyptic number.
It is an amenable number.
2250031645 is a deficient number, since it is larger than the sum of its proper divisors (482537411).
2250031645 is an equidigital number, since it uses as much as digits as its factorization.
2250031645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5421851.
The product of its (nonzero) digits is 7200, while the sum is 28.
The square root of 2250031645 is about 47434.4984689414. The cubic root of 2250031645 is about 1310.3768402876.
It can be divided in two parts, 22500 and 31645, that added together give a palindrome (54145).
The spelling of 2250031645 in words is "two billion, two hundred fifty million, thirty-one thousand, six hundred forty-five".
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