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13001241504 = 2531741919013
BaseRepresentation
bin11000001101110111…
…10011001110100000
31020120002010111111010
430012323303032200
5203111304212004
65550033420520
7640116505116
oct140673631640
936502114433
1013001241504
115571953199
12262a10a740
1312c2717b14
148b49adab6
155115e9a89
hex306ef33a0

13001241504 has 96 divisors (see below), whose sum is σ = 36223951680. Its totient is φ = 4068872192.

The previous prime is 13001241499. The next prime is 13001241523. The reversal of 13001241504 is 40514210031.

13001241504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

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, 674302 + ... + 693314.

It is an arithmetic number, because the mean of its divisors is an integer number (377332830).

Almost surely, 213001241504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13001241504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18111975840).

13001241504 is an abundant number, since it is smaller than the sum of its proper divisors (23222710176).

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

13001241504 is a wasteful number, since it uses less digits than its factorization.

13001241504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19462 (or 19454 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 13001241504 its reverse (40514210031), we get a palindrome (53515451535).

The spelling of 13001241504 in words is "thirteen billion, one million, two hundred forty-one thousand, five hundred four".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 68 96 102 136 204 272 408 419 544 816 838 1257 1632 1676 2514 3352 5028 6704 7123 10056 13408 14246 19013 20112 21369 28492 38026 40224 42738 56984 57039 76052 85476 113968 114078 152104 170952 227936 228156 304208 323221 341904 456312 608416 646442 683808 912624 969663 1292884 1825248 1939326 2585768 3878652 5171536 7757304 7966447 10343072 15514608 15932894 23899341 31029216 31865788 47798682 63731576 95597364 127463152 135429599 191194728 254926304 270859198 382389456 406288797 541718396 764778912 812577594 1083436792 1625155188 2166873584 3250310376 4333747168 6500620752 13001241504