Base | Representation |
---|---|
bin | 11001000010101100… |
… | …11001000110100001 |
3 | 1021200222001022002112 |
4 | 30201112121012201 |
5 | 210013232420001 |
6 | 10102024325105 |
7 | 654110453525 |
oct | 144126310641 |
9 | 37628038075 |
10 | 13444420001 |
11 | 577a02a811 |
12 | 2732613795 |
13 | 136349690c |
14 | 9177b3d85 |
15 | 53a48bcbb |
hex | 3215991a1 |
13444420001 has 8 divisors (see below), whose sum is σ = 13632956064. Its totient is φ = 13256002080.
The previous prime is 13444419979. The next prime is 13444420009. The reversal of 13444420001 is 10002444431.
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 a de Polignac number, because none of the positive numbers 2k-13444420001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13444420009) 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, 213566 + ... + 269256.
It is an arithmetic number, because the mean of its divisors is an integer number (1704119508).
Almost surely, 213444420001 is an apocalyptic number.
It is an amenable number.
13444420001 is a deficient number, since it is larger than the sum of its proper divisors (188536063).
13444420001 is an equidigital number, since it uses as much as digits as its factorization.
13444420001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59071.
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 13444420001 its reverse (10002444431), we get a palindrome (23446864432).
The spelling of 13444420001 in words is "thirteen billion, four hundred forty-four million, four hundred twenty thousand, one".
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