Base | Representation |
---|---|
bin | 101010010100011… |
… | …1000011011000101 |
3 | 10122221222121221012 |
4 | 1110220320123011 |
5 | 10402010044023 |
6 | 352523332005 |
7 | 50121553322 |
oct | 12450703305 |
9 | 3587877835 |
10 | 1420003013 |
11 | 669611310 |
12 | 337681005 |
13 | 198263390 |
14 | d683bb49 |
15 | 849e6978 |
hex | 54a386c5 |
1420003013 has 32 divisors (see below), whose sum is σ = 1773902592. Its totient is φ = 1116748800.
The previous prime is 1420003007. The next prime is 1420003021. The reversal of 1420003013 is 3103000241.
It is a cyclic number.
It is not a de Polignac number, because 1420003013 - 218 = 1419740869 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1420003043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 638243 + ... + 640463.
It is an arithmetic number, because the mean of its divisors is an integer number (55434456).
Almost surely, 21420003013 is an apocalyptic number.
1420003013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1420003013 is a deficient number, since it is larger than the sum of its proper divisors (353899579).
1420003013 is a wasteful number, since it uses less digits than its factorization.
1420003013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2525.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 1420003013 is about 37682.9273411714. The cubic root of 1420003013 is about 1123.9916595865.
Adding to 1420003013 its reverse (3103000241), we get a palindrome (4523003254).
The spelling of 1420003013 in words is "one billion, four hundred twenty million, three thousand, thirteen".
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