Base | Representation |
---|---|
bin | 11101011111100110111… |
… | …11011110101100001101 |
3 | 10120212202202110102102112 |
4 | 32233303133132230031 |
5 | 113100422010231341 |
6 | 2053314535033405 |
7 | 133134025346426 |
oct | 16576337365415 |
9 | 3525682412375 |
10 | 1013402430221 |
11 | 360866286105 |
12 | 1444a250b865 |
13 | 74742b5001c |
14 | 3709840a64d |
15 | 1b5631abaeb |
hex | ebf37deb0d |
1013402430221 has 8 divisors (see below), whose sum is σ = 1057747835520. Its totient is φ = 969080727472.
The previous prime is 1013402430197. The next prime is 1013402430239. The reversal of 1013402430221 is 1220342043101.
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 1013402430221 - 238 = 738524523277 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1013402430241) 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, 5838230 + ... + 6009303.
It is an arithmetic number, because the mean of its divisors is an integer number (132218479440).
Almost surely, 21013402430221 is an apocalyptic number.
It is an amenable number.
1013402430221 is a deficient number, since it is larger than the sum of its proper divisors (44345405299).
1013402430221 is a wasteful number, since it uses less digits than its factorization.
1013402430221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11851275.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 1013402430221 its reverse (1220342043101), we get a palindrome (2233744473322).
The spelling of 1013402430221 in words is "one trillion, thirteen billion, four hundred two million, four hundred thirty thousand, two hundred twenty-one".
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