Search a number
-
+
131303130331324 = 227291391163333543
BaseRepresentation
bin11101110110101101100100…
…011100001111100010111100
3122012220110022220122001022011
4131312231210130033202330
5114202232302331100244
61143131454135301004
736441223654566430
oct3566554434174274
9565813286561264
10131303130331324
11389233880086a6
121288751481a764
135835aa8067383
14245d1693989c0
15102a768209434
hex776b6470f8bc

131303130331324 has 48 divisors (see below), whose sum is σ = 273616049548800. Its totient is φ = 53941449675456.

The previous prime is 131303130331319. The next prime is 131303130331379. The reversal of 131303130331324 is 423133031303131.

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, 581553904 + ... + 581779639.

It is an arithmetic number, because the mean of its divisors is an integer number (5700334365600).

Almost surely, 2131303130331324 is an apocalyptic number.

131303130331324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

131303130331324 is an abundant number, since it is smaller than the sum of its proper divisors (142312919217476).

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

131303130331324 is a wasteful number, since it uses less digits than its factorization.

131303130331324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163333722 (or 1163333720 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 131303130331324 its reverse (423133031303131), we get a palindrome (554436161634455).

The spelling of 131303130331324 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred thirty million, three hundred thirty-one thousand, three hundred twenty-four".

Divisors: 1 2 4 7 14 28 29 58 116 139 203 278 406 556 812 973 1946 3892 4031 8062 16124 28217 56434 112868 1163333543 2326667086 4653334172 8143334801 16286669602 32573339204 33736672747 67473345494 134946690988 161703362477 236156709229 323406724954 472313418458 646813449908 944626836916 1131923537339 2263847074678 4527694149356 4689397511833 9378795023666 18757590047332 32825782582831 65651565165662 131303130331324