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131303110211100 = 223252449324927271
BaseRepresentation
bin11101110110101101100011…
…001111011111011000011100
3122012220110021111202211112200
4131312231203033133120130
5114202232232203223400
61143131452140131500
736441223321560042
oct3566554317373034
9565813244684480
10131303110211100
1138923377716013
1212887509b36b90
135835aa3b41309
14245d16683c392
15102a766582b00
hex776b633df61c

131303110211100 has 108 divisors (see below), whose sum is σ = 412478925440400. Its totient is φ = 34936180070400.

The previous prime is 131303110211081. The next prime is 131303110211101. The reversal of 131303110211100 is 1112011303131.

131303110211100 is a `hidden beast` number, since 1 + 3 + 130 + 311 + 0 + 211 + 10 + 0 = 666.

It is a super-2 number, since 2×1313031102111002 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131303110211101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 162059536 + ... + 162867735.

Almost surely, 2131303110211100 is an apocalyptic number.

131303110211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131303110211100 is an abundant number, since it is smaller than the sum of its proper divisors (281175815229300).

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

131303110211100 is a wasteful number, since it uses less digits than its factorization.

131303110211100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324927740 (or 324927730 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 131303110211100 its reverse (1112011303131), we get a palindrome (132415121514231).

The spelling of 131303110211100 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred ten million, two hundred eleven thousand, one hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 150 180 225 300 449 450 898 900 1347 1796 2245 2694 4041 4490 5388 6735 8082 8980 11225 13470 16164 20205 22450 26940 33675 40410 44900 67350 80820 101025 134700 202050 404100 324927271 649854542 974781813 1299709084 1624636355 1949563626 2924345439 3249272710 3899127252 4873909065 5848690878 6498545420 8123181775 9747818130 11697381756 14621727195 16246363550 19495636260 24369545325 29243454390 32492727100 48739090650 58486908780 73108635975 97478181300 145892344679 146217271950 291784689358 292434543900 437677034037 583569378716 729461723395 875354068074 1313031102111 1458923446790 1750708136148 2188385170185 2626062204222 2917846893580 3647308616975 4376770340370 5252124408444 6565155510555 7294617233950 8753540680740 10941925850925 13130311021110 14589234467900 21883851701850 26260622042220 32825777552775 43767703403700 65651555105550 131303110211100