Base | Representation |
---|---|
bin | 111100001100111… |
… | …011110001110100 |
3 | 2121101112111211021 |
4 | 330030323301310 |
5 | 4032031223130 |
6 | 244120150524 |
7 | 34013026021 |
oct | 7414736164 |
9 | 2541474737 |
10 | 1010023540 |
11 | 47914a6a9 |
12 | 242308444 |
13 | 131339686 |
14 | 981da548 |
15 | 5da1137a |
hex | 3c33bc74 |
1010023540 has 12 divisors (see below), whose sum is σ = 2121049476. Its totient is φ = 404009408.
The previous prime is 1010023523. The next prime is 1010023559. The reversal of 1010023540 is 453200101.
It can be written as a sum of positive squares in 2 ways, for example, as 334231524 + 675792016 = 18282^2 + 25996^2 .
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 25250569 + ... + 25250608.
It is an arithmetic number, because the mean of its divisors is an integer number (176754123).
Almost surely, 21010023540 is an apocalyptic number.
1010023540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1010023540 is an abundant number, since it is smaller than the sum of its proper divisors (1111025936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1010023540 is a wasteful number, since it uses less digits than its factorization.
1010023540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50501186 (or 50501184 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 1010023540 is about 31780.8675149059. The cubic root of 1010023540 is about 1003.3300782692.
Adding to 1010023540 its reverse (453200101), we get a palindrome (1463223641).
The spelling of 1010023540 in words is "one billion, ten million, twenty-three thousand, five hundred forty".
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