Base | Representation |
---|---|
bin | 10011110001100101… |
… | …100001111110001001 |
3 | 2000210202200000012102 |
4 | 103301211201332021 |
5 | 321441123013323 |
6 | 13430533123145 |
7 | 1351113443546 |
oct | 236145417611 |
9 | 60722600172 |
10 | 21233016713 |
11 | 90065367a7 |
12 | 4146a894b5 |
13 | 2004c8c21c |
14 | 1055d6bbcd |
15 | 844129328 |
hex | 4f1961f89 |
21233016713 has 8 divisors (see below), whose sum is σ = 22013671680. Its totient is φ = 20458344240.
The previous prime is 21233016689. The next prime is 21233016719. The reversal of 21233016713 is 31761033212.
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 21233016713 - 214 = 21233000329 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (21233016719) 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, 1488395 + ... + 1502592.
It is an arithmetic number, because the mean of its divisors is an integer number (2751708960).
Almost surely, 221233016713 is an apocalyptic number.
It is an amenable number.
21233016713 is a deficient number, since it is larger than the sum of its proper divisors (780654967).
21233016713 is a wasteful number, since it uses less digits than its factorization.
21233016713 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2991247.
The product of its (nonzero) digits is 4536, while the sum is 29.
Adding to 21233016713 its reverse (31761033212), we get a palindrome (52994049925).
The spelling of 21233016713 in words is "twenty-one billion, two hundred thirty-three million, sixteen thousand, seven hundred thirteen".
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