Base | Representation |
---|---|
bin | 10011011000001010… |
… | …01000101010110001 |
3 | 222212000111100011211 |
4 | 21230011020222301 |
5 | 132301211021040 |
6 | 4440145040121 |
7 | 515541624613 |
oct | 115405105261 |
9 | 28760440154 |
10 | 10403220145 |
11 | 445938a2aa |
12 | 2024026041 |
13 | c9a3b8686 |
14 | 709924db3 |
15 | 40d4aa8ea |
hex | 26c148ab1 |
10403220145 has 8 divisors (see below), whose sum is σ = 12654876456. Its totient is φ = 8208567936.
The previous prime is 10403220143. The next prime is 10403220151. The reversal of 10403220145 is 54102230401.
It can be written as a sum of positive squares in 4 ways, for example, as 474891264 + 9928328881 = 21792^2 + 99641^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10403220145 - 21 = 10403220143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10403220143) 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, 14250622 + ... + 14251351.
It is an arithmetic number, because the mean of its divisors is an integer number (1581859557).
Almost surely, 210403220145 is an apocalyptic number.
It is an amenable number.
10403220145 is a deficient number, since it is larger than the sum of its proper divisors (2251656311).
10403220145 is an equidigital number, since it uses as much as digits as its factorization.
10403220145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28502051.
The product of its (nonzero) digits is 960, while the sum is 22.
Adding to 10403220145 its reverse (54102230401), we get a palindrome (64505450546).
The spelling of 10403220145 in words is "ten billion, four hundred three million, two hundred twenty thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •