Search a number
-
+
201101012 = 22714534943
BaseRepresentation
bin10111111110010…
…00111011010100
3112000101222201122
423333020323110
5402440213022
631542143112
74661221220
oct1377107324
9460358648
10201101012
11a3575192
1257421a98
13328814a8
141c9cb780
15129c5742
hexbfc8ed4

201101012 has 24 divisors (see below), whose sum is σ = 402560256. Its totient is φ = 86109408.

The previous prime is 201101009. The next prime is 201101059. The reversal of 201101012 is 210101102.

It is a super-3 number, since 3×2011010123 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38213 + ... + 43155.

It is an arithmetic number, because the mean of its divisors is an integer number (16773344).

Almost surely, 2201101012 is an apocalyptic number.

It is an amenable number.

201101012 is an abundant number, since it is smaller than the sum of its proper divisors (201459244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201101012 is a wasteful number, since it uses less digits than its factorization.

201101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6407 (or 6405 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 201101012 is about 14181.0088498668. The cubic root of 201101012 is about 585.8747106411.

Adding to 201101012 its reverse (210101102), we get a palindrome (411202114).

The spelling of 201101012 in words is "two hundred one million, one hundred one thousand, twelve".

Divisors: 1 2 4 7 14 28 1453 2906 4943 5812 9886 10171 19772 20342 34601 40684 69202 138404 7182179 14364358 28728716 50275253 100550506 201101012