Search a number
-
+
313121415141 = 321731307359599
BaseRepresentation
bin1001000111001110111…
…11011001111111100101
31002221012222011222110200
410203213133121333211
520112233040241031
6355502422341113
731423304054103
oct4434737317745
91087188158420
10313121415141
1111088096a747
125082788a799
13236b1401692
1411225a74c73
1582295e58e6
hex48e77d9fe5

313121415141 has 96 divisors (see below), whose sum is σ = 498161664000. Its totient is φ = 188667947520.

The previous prime is 313121415109. The next prime is 313121415157. The reversal of 313121415141 is 141514121313.

313121415141 is a `hidden beast` number, since 3 + 1 + 3 + 1 + 2 + 141 + 514 + 1 = 666.

It is not a de Polignac number, because 313121415141 - 25 = 313121415109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313121419141) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 522739960 + ... + 522740558.

It is an arithmetic number, because the mean of its divisors is an integer number (5189184000).

Almost surely, 2313121415141 is an apocalyptic number.

313121415141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

313121415141 is a deficient number, since it is larger than the sum of its proper divisors (185040248859).

313121415141 is a wasteful number, since it uses less digits than its factorization.

313121415141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319 (or 1316 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

Adding to 313121415141 its reverse (141514121313), we get a palindrome (454635536454).

The spelling of 313121415141 in words is "three hundred thirteen billion, one hundred twenty-one million, four hundred fifteen thousand, one hundred forty-one".

Divisors: 1 3 9 17 31 51 93 153 279 307 359 527 599 921 1077 1581 1797 2763 3231 4743 5219 5391 6103 9517 10183 11129 15657 18309 18569 28551 30549 33387 46971 54927 55707 85653 91647 100161 110213 161789 167121 183893 189193 215041 315673 330639 485367 551679 567579 645123 947019 991917 1456101 1655037 1702737 1873621 1935369 2841057 3126181 3416603 3655697 5620863 5700683 6666271 9378543 10249809 10967091 16862589 17102049 19998813 28135629 30749427 32901273 51306147 58082251 59996439 66017587 96911611 113326607 174246753 198052761 290734833 339979821 522740259 594158283 872204499 1019939463 1122298979 2046545197 3366896937 6139635591 10100690811 18418906773 34791268349 104373805047 313121415141