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131003131300 = 22523793456547
BaseRepresentation
bin111101000000001100…
…1010010010110100100
3110112010211111121001221
41322000121102112210
54121243300200200
6140103151430124
712315244146256
oct1720031222644
9415124447057
10131003131300
1150615941568
1221480825344
13c47996a052
1464aa7cdcd6
15361ae6291a
hex1e806525a4

131003131300 has 36 divisors (see below), whose sum is σ = 285026948080. Its totient is φ = 52262975520.

The previous prime is 131003131297. The next prime is 131003131319. The reversal of 131003131300 is 3131300131.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1690374 + ... + 1766173.

Almost surely, 2131003131300 is an apocalyptic number.

131003131300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131003131300 is an abundant number, since it is smaller than the sum of its proper divisors (154023816780).

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

131003131300 is a wasteful number, since it uses less digits than its factorization.

131003131300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456940 (or 3456933 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 131003131300 its reverse (3131300131), we get a palindrome (134134431431).

The spelling of 131003131300 in words is "one hundred thirty-one billion, three million, one hundred thirty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 379 758 1516 1895 3790 7580 9475 18950 37900 3456547 6913094 13826188 17282735 34565470 69130940 86413675 172827350 345654700 1310031313 2620062626 5240125252 6550156565 13100313130 26200626260 32750782825 65501565650 131003131300