Base | Representation |
---|---|
bin | 111011101110110… |
… | …000100011000111 |
3 | 2120211122121220120 |
4 | 323232300203013 |
5 | 4023020110343 |
6 | 243234433023 |
7 | 33555551616 |
oct | 7356604307 |
9 | 2524577816 |
10 | 1002113223 |
11 | 474737551 |
12 | 23b732773 |
13 | 12c7ca007 |
14 | 9713b87d |
15 | 5ce9c683 |
hex | 3bbb08c7 |
1002113223 has 16 divisors (see below), whose sum is σ = 1381632000. Its totient is φ = 645409440.
The previous prime is 1002113221. The next prime is 1002113227. The reversal of 1002113223 is 3223112001.
It is not a de Polignac number, because 1002113223 - 21 = 1002113221 is a prime.
It is a super-2 number, since 2×10021132232 = 2008461823422895458, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002113221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46713 + ... + 64701.
It is an arithmetic number, because the mean of its divisors is an integer number (86352000).
Almost surely, 21002113223 is an apocalyptic number.
1002113223 is a deficient number, since it is larger than the sum of its proper divisors (379518777).
1002113223 is a wasteful number, since it uses less digits than its factorization.
1002113223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18622.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 1002113223 is about 31656.1719574556. The cubic root of 1002113223 is about 1000.7039120582.
Adding to 1002113223 its reverse (3223112001), we get a palindrome (4225225224).
The spelling of 1002113223 in words is "one billion, two million, one hundred thirteen thousand, two hundred twenty-three".
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