Base | Representation |
---|---|
bin | 10011011000001001… |
… | …10000110011110100 |
3 | 222212000022101010101 |
4 | 21230010300303310 |
5 | 132301144404140 |
6 | 4440143003444 |
7 | 515541036655 |
oct | 115404606364 |
9 | 28760271111 |
10 | 10403122420 |
11 | 4459322939 |
12 | 2023b99584 |
13 | c9a383052 |
14 | 7098db52c |
15 | 40d48b99a |
hex | 26c130cf4 |
10403122420 has 24 divisors (see below), whose sum is σ = 21885802344. Its totient is φ = 4153773696.
The previous prime is 10403122393. The next prime is 10403122441. The reversal of 10403122420 is 2422130401.
It can be written as a sum of positive squares in 4 ways, for example, as 91126116 + 10311996304 = 9546^2 + 101548^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455787 + ... + 478066.
It is an arithmetic number, because the mean of its divisors is an integer number (911908431).
Almost surely, 210403122420 is an apocalyptic number.
10403122420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10403122420 is an abundant number, since it is smaller than the sum of its proper divisors (11482679924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10403122420 is a wasteful number, since it uses less digits than its factorization.
10403122420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 934419 (or 934417 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 10403122420 its reverse (2422130401), we get a palindrome (12825252821).
The spelling of 10403122420 in words is "ten billion, four hundred three million, one hundred twenty-two thousand, four hundred twenty".
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