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1313100230 = 251317594163
BaseRepresentation
bin100111001000100…
…0101000111000110
310101111211101212212
41032101011013012
510142123201410
6334144143422
744353111361
oct11621050706
93344741785
101313100230
11614235702
12307907b72
1317c0739b0
14c65710d8
157a42bb05
hex4e4451c6

1313100230 has 32 divisors (see below), whose sum is σ = 2695127904. Its totient is φ = 456316416.

The previous prime is 1313100227. The next prime is 1313100233. The reversal of 1313100230 is 320013131.

It is an interprime number because it is at equal distance from previous prime (1313100227) and next prime (1313100233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313100233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294872 + ... + 299291.

It is an arithmetic number, because the mean of its divisors is an integer number (84222747).

Almost surely, 21313100230 is an apocalyptic number.

1313100230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313100230 is an abundant number, since it is smaller than the sum of its proper divisors (1382027674).

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

1313100230 is a wasteful number, since it uses less digits than its factorization.

1313100230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594200.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1313100230 is about 36236.7248796025. The cubic root of 1313100230 is about 1095.0466623151.

Adding to 1313100230 its reverse (320013131), we get a palindrome (1633113361).

The spelling of 1313100230 in words is "one billion, three hundred thirteen million, one hundred thousand, two hundred thirty".

Divisors: 1 2 5 10 13 17 26 34 65 85 130 170 221 442 1105 2210 594163 1188326 2970815 5941630 7724119 10100771 15448238 20201542 38620595 50503855 77241190 101007710 131310023 262620046 656550115 1313100230