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13031213201200 = 2452160969202387
BaseRepresentation
bin1011110110100001000011…
…0101010111011100110000
31201010202211122122102211101
42331220100311113130300
53202000411034414300
643414242351454144
72513321416420105
oct275502065273460
951122748572741
1013031213201200
114174563146847
121565652b27354
13736ab84b763c
143309dd638aac
15178e89a57b6a
hexbda10d57730

13031213201200 has 60 divisors (see below), whose sum is σ = 31307838901960. Its totient is φ = 5212427143680.

The previous prime is 13031213201197. The next prime is 13031213201203. The reversal of 13031213201200 is 210231213031.

13031213201200 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 (13031213201197) and next prime (13031213201203).

It is not an unprimeable number, because it can be changed into a prime (13031213201203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64286407 + ... + 64488793.

Almost surely, 213031213201200 is an apocalyptic number.

13031213201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13031213201200 is an abundant number, since it is smaller than the sum of its proper divisors (18276625700760).

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

13031213201200 is a wasteful number, since it uses less digits than its factorization.

13031213201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363374 (or 363363 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13031213201200 its reverse (210231213031), we get a palindrome (13241444414231).

The spelling of 13031213201200 in words is "thirteen trillion, thirty-one billion, two hundred thirteen million, two hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 160969 202387 321938 404774 643876 804845 809548 1011935 1287752 1609690 1619096 2023870 2575504 3219380 3238192 4024225 4047740 5059675 6438760 8048450 8095480 10119350 12877520 16096900 16190960 20238700 32193800 40477400 64387600 80954800 32578033003 65156066006 130312132012 162890165015 260624264024 325780330030 521248528048 651560660060 814450825075 1303121320120 1628901650150 2606242640240 3257803300300 6515606600600 13031213201200