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13131033131310 = 2352371268034969
BaseRepresentation
bin1011111100010100111010…
…0100001011100100101110
31201111022111021110021121220
42333011032210023210232
53210114323440200220
643532151403204210
72523454146006363
oct277051644134456
951438437407556
1013131033131310
114202926971756
121580a70516666
137433358ca443
1433578c7c446a
1517b87d073540
hexbf14e90b92e

13131033131310 has 64 divisors (see below), whose sum is σ = 33347838827520. Its totient is φ = 3302190805760.

The previous prime is 13131033131297. The next prime is 13131033131327. The reversal of 13131033131310 is 1313133013131.

It is a super-2 number, since 2×131310331313102 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133968495 + ... + 134066474.

It is an arithmetic number, because the mean of its divisors is an integer number (521059981680).

Almost surely, 213131033131310 is an apocalyptic number.

13131033131310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13131033131310 is an abundant number, since it is smaller than the sum of its proper divisors (20216805696210).

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

13131033131310 is a wasteful number, since it uses less digits than its factorization.

13131033131310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268035073.

The product of its (nonzero) digits is 729, while the sum is 24.

Adding to 13131033131310 its reverse (1313133013131), we get a palindrome (14444166144441).

The spelling of 13131033131310 in words is "thirteen trillion, one hundred thirty-one billion, thirty-three million, one hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 71 115 138 142 213 230 345 355 426 690 710 1065 1633 2130 3266 4899 8165 9798 16330 24495 48990 268034969 536069938 804104907 1340174845 1608209814 2680349690 4020524535 6164804287 8041049070 12329608574 18494412861 19030482799 30824021435 36988825722 38060965598 57091448397 61648042870 92472064305 95152413995 114182896794 184944128610 190304827990 285457241985 437701104377 570914483970 875402208754 1313103313131 2188505521885 2626206626262 4377011043770 6565516565655 13131033131310