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201401412 = 22366125391
BaseRepresentation
bin11000000000100…
…10010001000100
3112000222020210120
430000102101010
5403024321122
631552421540
74663612062
oct1400222104
9460866716
10201401412
11a375a953
12575478b0
1332958144
141ca69032
1512a3475c
hexc012444

201401412 has 24 divisors (see below), whose sum is σ = 470666112. Its totient is φ = 67029600.

The previous prime is 201401401. The next prime is 201401419. The reversal of 201401412 is 214104102.

It is a junction number, because it is equal to n+sod(n) for n = 201401391 and 201401400.

It is not an unprimeable number, because it can be changed into a prime (201401419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4764 + ... + 20627.

It is an arithmetic number, because the mean of its divisors is an integer number (19611088).

Almost surely, 2201401412 is an apocalyptic number.

It is an amenable number.

201401412 is an abundant number, since it is smaller than the sum of its proper divisors (269264700).

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

201401412 is a wasteful number, since it uses less digits than its factorization.

201401412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26059 (or 26057 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 201401412 is about 14191.5965275229. The cubic root of 201401412 is about 586.1662874970.

Adding to 201401412 its reverse (214104102), we get a palindrome (415505514).

The spelling of 201401412 in words is "two hundred one million, four hundred one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 661 1322 1983 2644 3966 7932 25391 50782 76173 101564 152346 304692 16783451 33566902 50350353 67133804 100700706 201401412