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131002101300 = 223527353917627
BaseRepresentation
bin111101000000001010…
…1010110111000110100
3110112010202120021011210
41322000111112320310
54121243014220200
6140103113401420
712315232326330
oct1720025267064
9415122507153
10131002101300
11506152a8724
1221480409270
13c479699295
1464aa6027c0
15361ad0c650
hex1e80556e34

131002101300 has 144 divisors (see below), whose sum is σ = 433327265280. Its totient is φ = 29933178240.

The previous prime is 131002101289. The next prime is 131002101311. The reversal of 131002101300 is 3101200131.

It is an interprime number because it is at equal distance from previous prime (131002101289) and next prime (131002101311).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 7423087 + ... + 7440713.

It is an arithmetic number, because the mean of its divisors is an integer number (3009217120).

Almost surely, 2131002101300 is an apocalyptic number.

131002101300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131002101300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216663632640).

131002101300 is an abundant number, since it is smaller than the sum of its proper divisors (302325163980).

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

131002101300 is a wasteful number, since it uses less digits than its factorization.

131002101300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21190 (or 21183 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 131002101300 its reverse (3101200131), we get a palindrome (134103301431).

The spelling of 131002101300 in words is "one hundred thirty-one billion, two million, one hundred one thousand, three hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 350 420 525 700 1050 2100 3539 7078 10617 14156 17627 17695 21234 24773 35254 35390 42468 49546 52881 53085 70508 70780 74319 88135 88475 99092 105762 106170 123389 123865 148638 176270 176950 211524 212340 246778 247730 264405 265425 297276 352540 353900 370167 371595 440675 493556 495460 528810 530850 616945 619325 740334 743190 881350 1057620 1061700 1233890 1238650 1322025 1480668 1486380 1762700 1850835 1857975 2467780 2477300 2644050 3084725 3701670 3715950 5288100 6169450 7403340 7431900 9254175 12338900 18508350 37016700 62381953 124763906 187145859 249527812 311909765 374291718 436673671 623819530 748583436 873347342 935729295 1247639060 1310021013 1559548825 1746694684 1871458590 2183368355 2620042026 3119097650 3742917180 4366736710 4678646475 5240084052 6238195300 6550105065 8733473420 9357292950 10916841775 13100210130 18714585900 21833683550 26200420260 32750525325 43667367100 65501050650 131002101300