Base | Representation |
---|---|
bin | 10010101101000111… |
… | …00101011000011001 |
3 | 221220211222201000122 |
4 | 21112203211120121 |
5 | 131031234301241 |
6 | 4340245043025 |
7 | 503565320105 |
oct | 112643453031 |
9 | 27824881018 |
10 | 10042103321 |
11 | 4293561948 |
12 | 1b430b6475 |
13 | c4063c493 |
14 | 6b39a2905 |
15 | 3db92804b |
hex | 2568e5619 |
10042103321 has 4 divisors (see below), whose sum is σ = 10045387044. Its totient is φ = 10038819600.
The previous prime is 10042103263. The next prime is 10042103339. The reversal of 10042103321 is 12330124001.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4134490000 + 5907613321 = 64300^2 + 76861^2 .
It is a cyclic number.
It is not a de Polignac number, because 10042103321 - 26 = 10042103257 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10042103321.
It is not an unprimeable number, because it can be changed into a prime (10042103381) 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, 1637270 + ... + 1643391.
It is an arithmetic number, because the mean of its divisors is an integer number (2511346761).
Almost surely, 210042103321 is an apocalyptic number.
It is an amenable number.
10042103321 is a deficient number, since it is larger than the sum of its proper divisors (3283723).
10042103321 is an equidigital number, since it uses as much as digits as its factorization.
10042103321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3283722.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 10042103321 its reverse (12330124001), we get a palindrome (22372227322).
The spelling of 10042103321 in words is "ten billion, forty-two million, one hundred three thousand, three hundred twenty-one".
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