Base | Representation |
---|---|
bin | 111100111000011… |
… | …000011010010011 |
3 | 2122011222011020112 |
4 | 330320120122103 |
5 | 4042440204021 |
6 | 245204231535 |
7 | 34211603333 |
oct | 7470303223 |
9 | 2564864215 |
10 | 1021413011 |
11 | 484619793 |
12 | 24609b5ab |
13 | 1337c67c8 |
14 | 999230c3 |
15 | 5ea10d5b |
hex | 3ce18693 |
1021413011 has 4 divisors (see below), whose sum is σ = 1022485752. Its totient is φ = 1020340272.
The previous prime is 1021412983. The next prime is 1021413037. The reversal of 1021413011 is 1103141201.
1021413011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1103141201 = 25031 ⋅44071.
It is a cyclic number.
It is not a de Polignac number, because 1021413011 - 226 = 954304147 is a prime.
It is a super-2 number, since 2×10214130112 = 2086569078080172242, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1021413311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534941 + ... + 536846.
It is an arithmetic number, because the mean of its divisors is an integer number (255621438).
Almost surely, 21021413011 is an apocalyptic number.
1021413011 is a deficient number, since it is larger than the sum of its proper divisors (1072741).
1021413011 is an equidigital number, since it uses as much as digits as its factorization.
1021413011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1072740.
The product of its (nonzero) digits is 24, while the sum is 14.
The square root of 1021413011 is about 31959.5527346676. The cubic root of 1021413011 is about 1007.0873215410.
Adding to 1021413011 its reverse (1103141201), we get a palindrome (2124554212).
The spelling of 1021413011 in words is "one billion, twenty-one million, four hundred thirteen thousand, eleven".
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