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1313012119 = 171919121283
BaseRepresentation
bin100111001000010…
…1111100110010111
310101111122221000111
41032100233212113
510142112341434
6334142223451
744352263446
oct11620574627
93344587014
101313012119
11614185491
12307884b87
1317c042863
14c654ad5d
157a410964
hex4e42f997

1313012119 has 16 divisors (see below), whose sum is σ = 1471150080. Its totient is φ = 1164551040.

The previous prime is 1313012101. The next prime is 1313012123. The reversal of 1313012119 is 9112103131.

It is not a de Polignac number, because 1313012119 - 27 = 1313011991 is a prime.

It is a super-2 number, since 2×13130121192 = 3448001649281740322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1313012119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313012189) 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 15 ways as a sum of consecutive naturals, for example, 51052 + ... + 72334.

It is an arithmetic number, because the mean of its divisors is an integer number (91946880).

Almost surely, 21313012119 is an apocalyptic number.

1313012119 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1313012119 is a deficient number, since it is larger than the sum of its proper divisors (158137961).

1313012119 is a wasteful number, since it uses less digits than its factorization.

1313012119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21510.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 1313012119 is about 36235.5090898417. The cubic root of 1313012119 is about 1095.0221686747.

It can be divided in two parts, 1313012 and 119, that added together give a palindrome (1313131).

The spelling of 1313012119 in words is "one billion, three hundred thirteen million, twelve thousand, one hundred nineteen".

Divisors: 1 17 19 191 323 3247 3629 21283 61693 361811 404377 4065053 6874409 69105901 77236007 1313012119