Base | Representation |
---|---|
bin | 111100000000001… |
… | …1001100000100101 |
3 | 12012022111210222021 |
4 | 1320000121200211 |
5 | 13110410323110 |
6 | 531441303141 |
7 | 100615236364 |
oct | 17000314045 |
9 | 5168453867 |
10 | 2013370405 |
11 | 943549a92 |
12 | 482334ab1 |
13 | 261179047 |
14 | 1515797db |
15 | bbb542da |
hex | 78019825 |
2013370405 has 4 divisors (see below), whose sum is σ = 2416044492. Its totient is φ = 1610696320.
The previous prime is 2013370399. The next prime is 2013370427. The reversal of 2013370405 is 5040733102.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1397040129 + 616330276 = 37377^2 + 24826^2 .
It is not a de Polignac number, because 2013370405 - 225 = 1979815973 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2013370405.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201337036 + ... + 201337045.
It is an arithmetic number, because the mean of its divisors is an integer number (604011123).
Almost surely, 22013370405 is an apocalyptic number.
It is an amenable number.
2013370405 is a deficient number, since it is larger than the sum of its proper divisors (402674087).
2013370405 is an equidigital number, since it uses as much as digits as its factorization.
2013370405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 402674086.
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 2013370405 is about 44870.5962184591. The cubic root of 2013370405 is about 1262.7224256674.
The spelling of 2013370405 in words is "two billion, thirteen million, three hundred seventy thousand, four hundred five".
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