Base | Representation |
---|---|
bin | 1100001110000… |
… | …00011101101001 |
3 | 21010212112211202 |
4 | 12013000131221 |
5 | 202220001301 |
6 | 14100533545 |
7 | 2353144256 |
oct | 607003551 |
9 | 233775752 |
10 | 102500201 |
11 | 52949a11 |
12 | 2a3b12b5 |
13 | 1830a80b |
14 | d88242d |
15 | 8eea66b |
hex | 61c0769 |
102500201 has 4 divisors (see below), whose sum is σ = 102656400. Its totient is φ = 102344004.
The previous prime is 102500183. The next prime is 102500207. The reversal of 102500201 is 102005201.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 102500201 - 26 = 102500137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102500207) 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, 77111 + ... + 78428.
It is an arithmetic number, because the mean of its divisors is an integer number (25664100).
Almost surely, 2102500201 is an apocalyptic number.
It is an amenable number.
102500201 is a deficient number, since it is larger than the sum of its proper divisors (156199).
102500201 is an equidigital number, since it uses as much as digits as its factorization.
102500201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156198.
The product of its (nonzero) digits is 20, while the sum is 11.
The square root of 102500201 is about 10124.2382923359. The cubic root of 102500201 is about 467.9953870658.
Adding to 102500201 its reverse (102005201), we get a palindrome (204505402).
The spelling of 102500201 in words is "one hundred two million, five hundred thousand, two hundred one".
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