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2013034220 = 225100651711
BaseRepresentation
bin111011111111100…
…0111011011101100
312012021212201210222
41313333013123230
513110314043340
6531430150512
7100612336301
oct16777073354
95167781728
102013034220
1194333a44a
124821b2438
1326108c012
141514cd0a8
15bbad98b5
hex77fc76ec

2013034220 has 12 divisors (see below), whose sum is σ = 4227371904. Its totient is φ = 805213680.

The previous prime is 2013034171. The next prime is 2013034223. The reversal of 2013034220 is 224303102.

It is not an unprimeable number, because it can be changed into a prime (2013034223) 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, 50325836 + ... + 50325875.

It is an arithmetic number, because the mean of its divisors is an integer number (352280992).

Almost surely, 22013034220 is an apocalyptic number.

2013034220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013034220 is an abundant number, since it is smaller than the sum of its proper divisors (2214337684).

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

2013034220 is a wasteful number, since it uses less digits than its factorization.

2013034220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100651720 (or 100651718 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2013034220 is about 44866.8499005669. The cubic root of 2013034220 is about 1262.6521402118.

Adding to 2013034220 its reverse (224303102), we get a palindrome (2237337322).

The spelling of 2013034220 in words is "two billion, thirteen million, thirty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 100651711 201303422 402606844 503258555 1006517110 2013034220