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131300213310 = 232572166917839
BaseRepresentation
bin111101001001000011…
…0100100001000111110
3110112220112111220222100
41322102012210020332
54122400323311220
6140152443125530
712325512253500
oct1722206441076
9415815456870
10131300213310
1150758602692
12215442138a6
13c4c6385916
1464d8043d70
153637096d90
hex1e921a423e

131300213310 has 144 divisors (see below), whose sum is σ = 397376366400. Its totient is φ = 29991814272.

The previous prime is 131300213257. The next prime is 131300213329. The reversal of 131300213310 is 13312003131.

It is a happy number.

131300213310 is a `hidden beast` number, since 1 + 31 + 300 + 2 + 1 + 331 + 0 = 666.

It is a super-2 number, since 2×1313002133102 (a number of 23 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 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 71 ways as a sum of consecutive naturals, for example, 7351371 + ... + 7369209.

It is an arithmetic number, because the mean of its divisors is an integer number (2759558100).

Almost surely, 2131300213310 is an apocalyptic number.

131300213310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 131300213310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198688183200).

131300213310 is an abundant number, since it is smaller than the sum of its proper divisors (266076153090).

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

131300213310 is a wasteful number, since it uses less digits than its factorization.

131300213310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19535 (or 19525 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 131300213310 its reverse (13312003131), we get a palindrome (144612216441).

The spelling of 131300213310 in words is "one hundred thirty-one billion, three hundred million, two hundred thirteen thousand, three hundred ten".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 105 126 147 210 245 294 315 441 490 630 735 882 1470 1669 2205 3338 4410 5007 8345 10014 11683 15021 16690 17839 23366 25035 30042 35049 35678 50070 53517 58415 70098 75105 81781 89195 105147 107034 116830 124873 150210 160551 163562 175245 178390 210294 245343 249746 267585 321102 350490 374619 408905 490686 525735 535170 624365 736029 749238 802755 817810 874111 1051470 1123857 1226715 1248730 1472058 1605510 1748222 1873095 2247714 2453430 2622333 3680145 3746190 4370555 5244666 5619285 7360290 7866999 8741110 11238570 13111665 15733998 26223330 29773291 39334995 59546582 78669990 89319873 148866455 178639746 208413037 267959619 297732910 416826074 446599365 535919238 625239111 893198730 1042065185 1250478222 1339798095 1458891259 1875717333 2084130370 2679596190 2917782518 3126195555 3751434666 4376673777 6252391110 7294456295 8753347554 9378586665 13130021331 14588912590 18757173330 21883368885 26260042662 43766737770 65650106655 131300213310