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13003331320 = 2357149311681
BaseRepresentation
bin11000001110000111…
…10001011011111000
31020120020001200011201
430013003301123320
5203112323100240
65550150303544
7640143330640
oct140703613370
936506050151
1013003331320
115573050311
12262a957bb4
1312c2c9a0b5
148b4d95520
155118add9a
hex3070f16f8

13003331320 has 64 divisors (see below), whose sum is σ = 33661656000. Its totient is φ = 4428349440.

The previous prime is 13003331291. The next prime is 13003331323. The reversal of 13003331320 is 2313330031.

13003331320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13003331323) 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 15 ways as a sum of consecutive naturals, for example, 114121 + ... + 197560.

It is an arithmetic number, because the mean of its divisors is an integer number (525963375).

Almost surely, 213003331320 is an apocalyptic number.

13003331320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13003331320 is an abundant number, since it is smaller than the sum of its proper divisors (20658324680).

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

13003331320 is a wasteful number, since it uses less digits than its factorization.

13003331320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311848 (or 311844 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 13003331320 its reverse (2313330031), we get a palindrome (15316661351).

The spelling of 13003331320 in words is "thirteen billion, three million, three hundred thirty-one thousand, three hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 149 280 298 596 745 1043 1192 1490 2086 2980 4172 5215 5960 8344 10430 20860 41720 311681 623362 1246724 1558405 2181767 2493448 3116810 4363534 6233620 8727068 10908835 12467240 17454136 21817670 43635340 46440469 87270680 92880938 185761876 232202345 325083283 371523752 464404690 650166566 928809380 1300333132 1625416415 1857618760 2600666264 3250832830 6501665660 13003331320