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13131200200 = 23521913612539
BaseRepresentation
bin11000011101010111…
…00011011011001000
31020220010200002022011
430032223203123020
5203343041401300
610010555105304
7643255234336
oct141653433310
936803602264
1013131200200
115629247078
122665742234
13131361a861
148c7d5cb56
1551cc1aeba
hex30eae36c8

13131200200 has 96 divisors (see below), whose sum is σ = 32173164000. Its totient is φ = 4970419200.

The previous prime is 13131200191. The next prime is 13131200209. The reversal of 13131200200 is 200213131.

13131200200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13131200191) and next prime (13131200209).

It is not an unprimeable number, because it can be changed into a prime (13131200209) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5170531 + ... + 5173069.

It is an arithmetic number, because the mean of its divisors is an integer number (335137125).

Almost surely, 213131200200 is an apocalyptic number.

13131200200 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 13131200200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16086582000).

13131200200 is an abundant number, since it is smaller than the sum of its proper divisors (19041963800).

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

13131200200 is a wasteful number, since it uses less digits than its factorization.

13131200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935 (or 3926 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13131200200 its reverse (200213131), we get a palindrome (13331413331).

The spelling of 13131200200 in words is "thirteen billion, one hundred thirty-one million, two hundred thousand, two hundred".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 152 190 200 380 475 760 950 1361 1900 2539 2722 3800 5078 5444 6805 10156 10888 12695 13610 20312 25390 25859 27220 34025 48241 50780 51718 54440 63475 68050 96482 101560 103436 126950 129295 136100 192964 206872 241205 253900 258590 272200 385928 482410 507800 517180 646475 964820 1034360 1206025 1292950 1929640 2412050 2585900 3455579 4824100 5171800 6911158 9648200 13822316 17277895 27644632 34555790 65656001 69111580 86389475 131312002 138223160 172778950 262624004 328280005 345557900 525248008 656560010 691115800 1313120020 1641400025 2626240040 3282800050 6565600100 13131200200