Base | Representation |
---|---|
bin | 10011110101101001… |
… | …010000011000100001 |
3 | 2000222111210002210220 |
4 | 103311221100120201 |
5 | 322111040231423 |
6 | 13441404313253 |
7 | 1352601244344 |
oct | 236551203041 |
9 | 60874702726 |
10 | 21301102113 |
11 | 9040a0a325 |
12 | 4165842829 |
13 | 201610a445 |
14 | 106101245b |
15 | 84a0c79e3 |
hex | 4f5a50621 |
21301102113 has 8 divisors (see below), whose sum is σ = 28425895008. Its totient is φ = 14188521984.
The previous prime is 21301102091. The next prime is 21301102129. The reversal of 21301102113 is 31120110312.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 21301102113 - 26 = 21301102049 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 21301102092 and 21301102101.
It is not an unprimeable number, because it can be changed into a prime (21301102213) 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, 3049120 + ... + 3056097.
It is an arithmetic number, because the mean of its divisors is an integer number (3553236876).
Almost surely, 221301102113 is an apocalyptic number.
It is an amenable number.
21301102113 is a deficient number, since it is larger than the sum of its proper divisors (7124792895).
21301102113 is a wasteful number, since it uses less digits than its factorization.
21301102113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6106383.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 21301102113 its reverse (31120110312), we get a palindrome (52421212425).
The spelling of 21301102113 in words is "twenty-one billion, three hundred one million, one hundred two thousand, one hundred thirteen".
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