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2013312011 = 4167210939
BaseRepresentation
bin111100000000000…
…1011010000001011
312012022101211212112
41320000023100023
513110401441021
6531440132535
7100614604214
oct17000132013
95168354775
102013312011
1194350a127
1248230714b
132611585a9
1415156240b
15bbb41d5b
hex7800b40b

2013312011 has 12 divisors (see below), whose sum is σ = 2093850360. Its totient is φ = 1934713440.

The previous prime is 2013311999. The next prime is 2013312017. The reversal of 2013312011 is 1102133102.

It is not a de Polignac number, because 2013312011 - 26 = 2013311947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013312017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178580 + ... + 189518.

It is an arithmetic number, because the mean of its divisors is an integer number (174487530).

Almost surely, 22013312011 is an apocalyptic number.

2013312011 is a deficient number, since it is larger than the sum of its proper divisors (80538349).

2013312011 is an equidigital number, since it uses as much as digits as its factorization.

2013312011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11114 (or 11047 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2013312011 is about 44869.9455203592. The cubic root of 2013312011 is about 1262.7102179243.

Adding to 2013312011 its reverse (1102133102), we get a palindrome (3115445113).

The spelling of 2013312011 in words is "two billion, thirteen million, three hundred twelve thousand, eleven".

Divisors: 1 41 67 2747 4489 10939 184049 448499 732913 30049433 49105171 2013312011