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2013311133 = 358285231
BaseRepresentation
bin111100000000000…
…1011000010011101
312012022101210200000
41320000023002131
513110401424013
6531440124513
7100614601521
oct17000130235
95168353600
102013311133
119435094a9
12482306739
13261158082
14151561d81
15bbb41973
hex7800b09d

2013311133 has 12 divisors (see below), whose sum is σ = 3015824448. Its totient is φ = 1342207260.

The previous prime is 2013311119. The next prime is 2013311171. The reversal of 2013311133 is 3311133102.

It is a happy number.

2013311133 is a `hidden beast` number, since 201 + 331 + 1 + 133 = 666.

It is not a de Polignac number, because 2013311133 - 25 = 2013311101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013311033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4142373 + ... + 4142858.

It is an arithmetic number, because the mean of its divisors is an integer number (251318704).

Almost surely, 22013311133 is an apocalyptic number.

It is an amenable number.

2013311133 is a deficient number, since it is larger than the sum of its proper divisors (1002513315).

2013311133 is an frugal number, since it uses more digits than its factorization.

2013311133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8285246 (or 8285234 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 2013311133 is about 44869.9357365263. The cubic root of 2013311133 is about 1262.7100343694.

Adding to 2013311133 its reverse (3311133102), we get a palindrome (5324444235).

The spelling of 2013311133 in words is "two billion, thirteen million, three hundred eleven thousand, one hundred thirty-three".

Divisors: 1 3 9 27 81 243 8285231 24855693 74567079 223701237 671103711 2013311133