Base | Representation |
---|---|
bin | 111110001000011… |
… | …110101000100100 |
3 | 2200122110220201112 |
4 | 332020132220210 |
5 | 4113324110040 |
6 | 251234244152 |
7 | 34555224161 |
oct | 7610365044 |
9 | 2618426645 |
10 | 1042410020 |
11 | 495460093 |
12 | 251126658 |
13 | 137c68982 |
14 | 9c62b068 |
15 | 617ac365 |
hex | 3e21ea24 |
1042410020 has 24 divisors (see below), whose sum is σ = 2192440824. Its totient is φ = 416320256.
The previous prime is 1042410013. The next prime is 1042410023. The reversal of 1042410020 is 200142401.
It can be written as a sum of positive squares in 4 ways, for example, as 10201636 + 1032208384 = 3194^2 + 32128^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1042409977 and 1042410004.
It is not an unprimeable number, because it can be changed into a prime (1042410023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26849 + ... + 52968.
It is an arithmetic number, because the mean of its divisors is an integer number (91351701).
Almost surely, 21042410020 is an apocalyptic number.
1042410020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1042410020 is an abundant number, since it is smaller than the sum of its proper divisors (1150030804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1042410020 is a wasteful number, since it uses less digits than its factorization.
1042410020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80479 (or 80477 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 1042410020 is about 32286.3751449431. The cubic root of 1042410020 is about 1013.9414072663.
Adding to 1042410020 its reverse (200142401), we get a palindrome (1242552421).
The spelling of 1042410020 in words is "one billion, forty-two million, four hundred ten thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •