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2012203135 = 52991115233
BaseRepresentation
bin111011111101111…
…1100100001111111
312012020022111210001
41313323330201333
513110111000020
6531400255131
7100602305305
oct16773744177
95166274701
102012203135
11942921aa8
12481a714a7
13260b5a957
14151354275
15bb9c350a
hex77efc87f

2012203135 has 16 divisors (see below), whose sum is σ = 2500813440. Its totient is φ = 1552445440.

The previous prime is 2012203133. The next prime is 2012203169. The reversal of 2012203135 is 5313022102.

It is not a de Polignac number, because 2012203135 - 21 = 2012203133 is a prime.

It is a super-2 number, since 2×20122031352 = 8097922913007656450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012203133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124479 + ... + 139711.

It is an arithmetic number, because the mean of its divisors is an integer number (156300840).

Almost surely, 22012203135 is an apocalyptic number.

2012203135 is a deficient number, since it is larger than the sum of its proper divisors (488610305).

2012203135 is a wasteful number, since it uses less digits than its factorization.

2012203135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16178.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2012203135 is about 44857.5872623573. The cubic root of 2012203135 is about 1262.4783535157.

Adding to 2012203135 its reverse (5313022102), we get a palindrome (7325225237).

The spelling of 2012203135 in words is "two billion, twelve million, two hundred three thousand, one hundred thirty-five".

Divisors: 1 5 29 145 911 4555 15233 26419 76165 132095 441757 2208785 13877263 69386315 402440627 2012203135