Base | Representation |
---|---|
bin | 10011110110010111… |
… | …110100111001011101 |
3 | 2001000100202100022000 |
4 | 103312113310321131 |
5 | 322122201412201 |
6 | 13442522112513 |
7 | 1353110101623 |
oct | 236627647135 |
9 | 61010670260 |
10 | 21313310301 |
11 | 9047898538 |
12 | 416994b739 |
13 | 20187c311a |
14 | 10628ad513 |
15 | 84b1d9d86 |
hex | 4f65f4e5d |
21313310301 has 8 divisors (see below), whose sum is σ = 31575274560. Its totient is φ = 14208873516.
The previous prime is 21313310267. The next prime is 21313310323. The reversal of 21313310301 is 10301331312.
It is a happy number.
21313310301 is a `hidden beast` number, since 2 + 1 + 31 + 331 + 0 + 301 = 666.
It is not a de Polignac number, because 21313310301 - 211 = 21313308253 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21313310201) 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, 394690905 + ... + 394690958.
It is an arithmetic number, because the mean of its divisors is an integer number (3946909320).
Almost surely, 221313310301 is an apocalyptic number.
It is an amenable number.
21313310301 is a deficient number, since it is larger than the sum of its proper divisors (10261964259).
21313310301 is an equidigital number, since it uses as much as digits as its factorization.
21313310301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 789381872 (or 789381866 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 21313310301 its reverse (10301331312), we get a palindrome (31614641613).
The spelling of 21313310301 in words is "twenty-one billion, three hundred thirteen million, three hundred ten thousand, three hundred one".
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