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1313412205 = 5764158543
BaseRepresentation
bin100111001001001…
…0001010001101101
310101112102020211111
41032102101101231
510142213142310
6334154552021
744355551050
oct11622212155
93345366744
101313412205
11614429036
12307a38611
1317c1529b1
14c6612a97
157a48e28a
hex4e49146d

1313412205 has 16 divisors (see below), whose sum is σ = 1804091904. Its totient is φ = 899205120.

The previous prime is 1313412193. The next prime is 1313412223. The reversal of 1313412205 is 5022143131.

It is a happy number.

It is not a de Polignac number, because 1313412205 - 27 = 1313412077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6837 + ... + 51706.

It is an arithmetic number, because the mean of its divisors is an integer number (112755744).

Almost surely, 21313412205 is an apocalyptic number.

It is an amenable number.

1313412205 is a deficient number, since it is larger than the sum of its proper divisors (490679699).

1313412205 is an equidigital number, since it uses as much as digits as its factorization.

1313412205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59196.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1313412205 is about 36241.0293038153. The cubic root of 1313412205 is about 1095.1333782471.

Adding to 1313412205 its reverse (5022143131), we get a palindrome (6335555336).

The spelling of 1313412205 in words is "one billion, three hundred thirteen million, four hundred twelve thousand, two hundred five".

Divisors: 1 5 7 35 641 3205 4487 22435 58543 292715 409801 2049005 37526063 187630315 262682441 1313412205