Base | Representation |
---|---|
bin | 101111100010110110… |
… | …1100110001011001001 |
3 | 100202112121122001200112 |
4 | 1133011231212023021 |
5 | 3133100413442301 |
6 | 114523225244105 |
7 | 10243110556100 |
oct | 1370555461311 |
9 | 322477561615 |
10 | 102101312201 |
11 | 3a334590059 |
12 | 17955633635 |
13 | 9821c69945 |
14 | 4d2816d037 |
15 | 29c89609bb |
hex | 17c5b662c9 |
102101312201 has 24 divisors (see below), whose sum is σ = 124677221760. Its totient is φ = 83208979392.
The previous prime is 102101312189. The next prime is 102101312237. The reversal of 102101312201 is 102213101201.
It is a de Polignac number, because none of the positive numbers 2k-102101312201 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102101312801) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83036 + ... + 459453.
It is an arithmetic number, because the mean of its divisors is an integer number (5194884240).
Almost surely, 2102101312201 is an apocalyptic number.
It is an amenable number.
102101312201 is a deficient number, since it is larger than the sum of its proper divisors (22575909559).
102101312201 is a wasteful number, since it uses less digits than its factorization.
102101312201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 542693 (or 542686 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 102101312201 its reverse (102213101201), we get a palindrome (204314413402).
The spelling of 102101312201 in words is "one hundred two billion, one hundred one million, three hundred twelve thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.172 sec. • engine limits •