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131002301100 = 2235211197201511
BaseRepresentation
bin111101000000001011…
…0000111101010101100
3110112010202221102020210
41322000112013222230
54121243042113400
6140103121542420
712315234120666
oct1720026075254
9415122842223
10131002301100
1150615424850
12214804a4a10
13c4797391c8
1464aa655536
15361ad4b950
hex1e80587aac

131002301100 has 144 divisors (see below), whose sum is σ = 415591900416. Its totient is φ = 31596768000.

The previous prime is 131002301099. The next prime is 131002301117. The reversal of 131002301100 is 1103200131.

131002301100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1310023011002 (a number of 23 digits) contains 22 as substring.

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

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, 549345 + ... + 750855.

It is an arithmetic number, because the mean of its divisors is an integer number (2886054864).

Almost surely, 2131002301100 is an apocalyptic number.

131002301100 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 131002301100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207795950208).

131002301100 is an abundant number, since it is smaller than the sum of its proper divisors (284589599316).

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

131002301100 is a wasteful number, since it uses less digits than its factorization.

131002301100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201736 (or 201729 counting only the distinct ones).

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

Adding to 131002301100 its reverse (1103200131), we get a palindrome (132105501231).

The spelling of 131002301100 in words is "one hundred thirty-one billion, two million, three hundred one thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 25 30 33 44 50 55 60 66 75 100 110 132 150 165 197 220 275 300 330 394 550 591 660 788 825 985 1100 1182 1650 1970 2167 2364 2955 3300 3940 4334 4925 5910 6501 8668 9850 10835 11820 13002 14775 19700 21670 26004 29550 32505 43340 54175 59100 65010 108350 130020 162525 201511 216700 325050 403022 604533 650100 806044 1007555 1209066 2015110 2216621 2418132 3022665 4030220 4433242 5037775 6045330 6649863 8866484 10075550 11083105 12090660 13299726 15113325 20151100 22166210 26599452 30226650 33249315 39697667 44332420 55415525 60453300 66498630 79395334 110831050 119093001 132997260 158790668 166246575 198488335 221662100 238186002 332493150 396976670 436674337 476372004 595465005 664986300 793953340 873348674 992441675 1190930010 1310023011 1746697348 1984883350 2183371685 2381860020 2620046022 2977325025 3969766700 4366743370 5240092044 5954650050 6550115055 8733486740 10916858425 11909300100 13100230110 21833716850 26200460220 32750575275 43667433700 65501150550 131002301100