Base | Representation |
---|---|
bin | 10101101000000001… |
… | …010001010100001101 |
3 | 2012221020112012212111 |
4 | 111220001101110031 |
5 | 340023310000023 |
6 | 14400033104021 |
7 | 1451261513020 |
oct | 255001212415 |
9 | 65836465774 |
10 | 23220000013 |
11 | 99360a2761 |
12 | 46003b8011 |
13 | 22608298a2 |
14 | 11a3bd91b7 |
15 | 90d7ba00d |
hex | 56805150d |
23220000013 has 8 divisors (see below), whose sum is σ = 26543797632. Its totient is φ = 19897866096.
The previous prime is 23219999981. The next prime is 23220000017. The reversal of 23220000013 is 31000002232.
It is a happy number.
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 23220000013 - 25 = 23219999981 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23219999948 and 23220000002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23220000017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385870 + ... + 441967.
It is an arithmetic number, because the mean of its divisors is an integer number (3317974704).
Almost surely, 223220000013 is an apocalyptic number.
It is an amenable number.
23220000013 is a deficient number, since it is larger than the sum of its proper divisors (3323797619).
23220000013 is an equidigital number, since it uses as much as digits as its factorization.
23220000013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 831851.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 23220000013 its reverse (31000002232), we get a palindrome (54220002245).
The spelling of 23220000013 in words is "twenty-three billion, two hundred twenty million, thirteen", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •