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13013321200 = 2452114995927
BaseRepresentation
bin11000001111010011…
…11000010111110000
31020120220212012201021
430013221320113300
5203122402234300
65551144345224
7640324255645
oct140751702760
936526765637
1013013321200
115578753910
122632175214
1312c5087179
148b6435dcc
155126d3d1a
hex307a785f0

13013321200 has 120 divisors (see below), whose sum is σ = 34180848000. Its totient is φ = 4721836800.

The previous prime is 13013321173. The next prime is 13013321201. The reversal of 13013321200 is 212331031.

13013321200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13013321201) 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, 2192637 + ... + 2198563.

It is an arithmetic number, because the mean of its divisors is an integer number (284840400).

Almost surely, 213013321200 is an apocalyptic number.

13013321200 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 13013321200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17090424000).

13013321200 is an abundant number, since it is smaller than the sum of its proper divisors (21167526800).

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

13013321200 is a wasteful number, since it uses less digits than its factorization.

13013321200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6455 (or 6444 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13013321200 its reverse (212331031), we get a palindrome (13225652231).

The spelling of 13013321200 in words is "thirteen billion, thirteen million, three hundred twenty-one thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 80 88 100 110 176 200 220 275 400 440 499 550 880 998 1100 1996 2200 2495 3992 4400 4990 5489 5927 7984 9980 10978 11854 12475 19960 21956 23708 24950 27445 29635 39920 43912 47416 49900 54890 59270 65197 87824 94832 99800 109780 118540 130394 137225 148175 199600 219560 237080 260788 274450 296350 325985 439120 474160 521576 548900 592700 651970 1043152 1097800 1185400 1303940 1629925 2195600 2370800 2607880 2957573 3259850 5215760 5915146 6519700 11830292 13039400 14787865 23660584 26078800 29575730 32533303 47321168 59151460 65066606 73939325 118302920 130133212 147878650 162666515 236605840 260266424 295757300 325333030 520532848 591514600 650666060 813332575 1183029200 1301332120 1626665150 2602664240 3253330300 6506660600 13013321200