Base | Representation |
---|---|
bin | 101111100101110111… |
… | …0001001011110101111 |
3 | 100202210122022122010211 |
4 | 1133023232021132233 |
5 | 3133302220320421 |
6 | 114541230043251 |
7 | 10245443454520 |
oct | 1371356113657 |
9 | 322718278124 |
10 | 102202120111 |
11 | 3a386483583 |
12 | 17983349527 |
13 | 9839b040b0 |
14 | 4d376d0847 |
15 | 29d27249e1 |
hex | 17cbb897af |
102202120111 has 8 divisors (see below), whose sum is σ = 125787224864. Its totient is φ = 80863215840.
The previous prime is 102202120109. The next prime is 102202120121. The reversal of 102202120111 is 111021202201.
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 102202120111 - 21 = 102202120109 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 102202120091 and 102202120100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102202120121) 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, 561550020 + ... + 561550201.
It is an arithmetic number, because the mean of its divisors is an integer number (15723403108).
Almost surely, 2102202120111 is an apocalyptic number.
102202120111 is a deficient number, since it is larger than the sum of its proper divisors (23585104753).
102202120111 is a wasteful number, since it uses less digits than its factorization.
102202120111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1123100241.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 102202120111 its reverse (111021202201), we get a palindrome (213223322312).
The spelling of 102202120111 in words is "one hundred two billion, two hundred two million, one hundred twenty thousand, one hundred eleven".
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