Base | Representation |
---|---|
bin | 1001101011111100100110… |
… | …01111010111100001000101 |
3 | 2210102101011011110211101021 |
4 | 10311332103033113201011 |
5 | 10242444341023200401 |
6 | 113145350414431141 |
7 | 4325650626622264 |
oct | 465762317274105 |
9 | 83371134424337 |
10 | 21301213100101 |
11 | 68728805232a0 |
12 | 24803992024b1 |
13 | bb690780b28c |
14 | 538dac9865db |
15 | 26e1605332a1 |
hex | 135f933d7845 |
21301213100101 has 8 divisors (see below), whose sum is σ = 23467763128608. Its totient is φ = 19173009090000.
The previous prime is 21301213100003. The next prime is 21301213100159. The reversal of 21301213100101 is 10100131210312.
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 21301213100101 - 27 = 21301213099973 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21301213100201) 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, 9586503435 + ... + 9586505656.
It is an arithmetic number, because the mean of its divisors is an integer number (2933470391076).
Almost surely, 221301213100101 is an apocalyptic number.
It is an amenable number.
21301213100101 is a deficient number, since it is larger than the sum of its proper divisors (2166550028507).
21301213100101 is a wasteful number, since it uses less digits than its factorization.
21301213100101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19173009203.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 21301213100101 its reverse (10100131210312), we get a palindrome (31401344310413).
The spelling of 21301213100101 in words is "twenty-one trillion, three hundred one billion, two hundred thirteen million, one hundred thousand, one hundred one".
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