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2013511386 = 23335585231
BaseRepresentation
bin111100000000011…
…1011111011011010
312012022202222100210
41320000323323122
513110424331021
6531444311550
7100616364405
oct17000737332
95168688323
102013511386
119436359a7
124823a25b6
132611c8273
141515b4d3c
15bbb80e76
hex7803beda

2013511386 has 8 divisors (see below), whose sum is σ = 4027022784. Its totient is φ = 671170460.

The previous prime is 2013511373. The next prime is 2013511387. The reversal of 2013511386 is 6831153102.

It is a sphenic number, since it is the product of 3 distinct primes.

2013511386 is an admirable number.

It is a super-3 number, since 3×20135113863 (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2013511387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167792610 + ... + 167792621.

It is an arithmetic number, because the mean of its divisors is an integer number (503377848).

Almost surely, 22013511386 is an apocalyptic number.

2013511386 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2013511386 is a wasteful number, since it uses less digits than its factorization.

2013511386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335585236.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 2013511386 is about 44872.1671640673. The cubic root of 2013511386 is about 1262.7518979253.

Adding to 2013511386 its reverse (6831153102), we get a palindrome (8844664488).

The spelling of 2013511386 in words is "two billion, thirteen million, five hundred eleven thousand, three hundred eighty-six".

Divisors: 1 2 3 6 335585231 671170462 1006755693 2013511386