Search a number
-
+
210112201 = 13671491619
BaseRepresentation
bin11001000011000…
…00111011001001
3112122100210202101
430201200323021
5412242042301
632503233401
75130632005
oct1441407311
9478323671
10210112201
11a866a452
125a448861
13346b7c60
141dc95705
15136a5701
hexc860ec9

210112201 has 16 divisors (see below), whose sum is σ = 231336000. Its totient is φ = 189655488.

The previous prime is 210112183. The next prime is 210112207. The reversal of 210112201 is 102211012.

It is a cyclic number.

It is not a de Polignac number, because 210112201 - 215 = 210079433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210112207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128970 + ... + 130588.

It is an arithmetic number, because the mean of its divisors is an integer number (14458500).

Almost surely, 2210112201 is an apocalyptic number.

It is an amenable number.

210112201 is a deficient number, since it is larger than the sum of its proper divisors (21223799).

210112201 is a wasteful number, since it uses less digits than its factorization.

210112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 210112201 is about 14495.2475315187. The cubic root of 210112201 is about 594.4980357917.

Adding to 210112201 its reverse (102211012), we get a palindrome (312323213).

The spelling of 210112201 in words is "two hundred ten million, one hundred twelve thousand, two hundred one".

Divisors: 1 13 67 149 871 1619 1937 9983 21047 108473 129779 241231 1410149 3136003 16162477 210112201