Base | Representation |
---|---|
bin | 101111100101110011… |
… | …0011111000001100001 |
3 | 100202210111112120102202 |
4 | 1133023212133001201 |
5 | 3133301212024301 |
6 | 114541115022545 |
7 | 10245420416606 |
oct | 1371346370141 |
9 | 322714476382 |
10 | 102200111201 |
11 | 3a385331221 |
12 | 1798273aa55 |
13 | 983957c8a6 |
14 | 4d3732a6ad |
15 | 29d247966b |
hex | 17cb99f061 |
102200111201 has 4 divisors (see below), whose sum is σ = 102202612500. Its totient is φ = 102197609904.
The previous prime is 102200111183. The next prime is 102200111207. The reversal of 102200111201 is 102111002201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102111002201 = 13 ⋅7854692477.
It can be written as a sum of positive squares in 2 ways, for example, as 11141013601 + 91059097600 = 105551^2 + 301760^2 .
It is a cyclic number.
It is not a de Polignac number, because 102200111201 - 26 = 102200111137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102200111207) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188326 + ... + 1271423.
It is an arithmetic number, because the mean of its divisors is an integer number (25550653125).
Almost surely, 2102200111201 is an apocalyptic number.
It is an amenable number.
102200111201 is a deficient number, since it is larger than the sum of its proper divisors (2501299).
102200111201 is an equidigital number, since it uses as much as digits as its factorization.
102200111201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2501298.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 102200111201 its reverse (102111002201), we get a palindrome (204311113402).
The spelling of 102200111201 in words is "one hundred two billion, two hundred million, one hundred eleven thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •