Base | Representation |
---|---|
bin | 1001100011001111101001… |
… | …01011010011010011010110 |
3 | 2202100210100102202200211211 |
4 | 10301213310223103103112 |
5 | 10223100001211231402 |
6 | 112400135540252034 |
7 | 4265234045233522 |
oct | 461476453232326 |
9 | 82323312680754 |
10 | 21002200102102 |
11 | 6767a8a48222a |
12 | 243244a3a101a |
13 | b9466431852b |
14 | 52872496ad82 |
15 | 2664ae8394d7 |
hex | 1319f4ad34d6 |
21002200102102 has 16 divisors (see below), whose sum is σ = 32875695659520. Its totient is φ = 10043709515752.
The previous prime is 21002200102099. The next prime is 21002200102229. The reversal of 21002200102102 is 20120100220012.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18089248 + ... + 19215235.
It is an arithmetic number, because the mean of its divisors is an integer number (2054730978720).
Almost surely, 221002200102102 is an apocalyptic number.
21002200102102 is a deficient number, since it is larger than the sum of its proper divisors (11873495557418).
21002200102102 is a wasteful number, since it uses less digits than its factorization.
21002200102102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37316747.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 21002200102102 its reverse (20120100220012), we get a palindrome (41122300322114).
The spelling of 21002200102102 in words is "twenty-one trillion, two billion, two hundred million, one hundred two thousand, one hundred two".
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