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13028896480 = 255233540461
BaseRepresentation
bin11000010001001010…
…10010111011100000
31020122000011111222111
430020211102323200
5203140344141410
65552502245104
7640603535635
oct141045227340
936560144874
1013028896480
115586521846
122637426794
1312c837b602
148b852c18c
15513c5db8a
hex308952ee0

13028896480 has 48 divisors (see below), whose sum is σ = 32119071264. Its totient is φ = 4984967680.

The previous prime is 13028896477. The next prime is 13028896513. The reversal of 13028896480 is 8469882031.

It is a super-3 number, since 3×130288964803 (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1766551 + ... + 1773910.

It is an arithmetic number, because the mean of its divisors is an integer number (669147318).

Almost surely, 213028896480 is an apocalyptic number.

13028896480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13028896480 is an abundant number, since it is smaller than the sum of its proper divisors (19090174784).

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

13028896480 is a wasteful number, since it uses less digits than its factorization.

13028896480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540499 (or 3540491 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 13028896480 in words is "thirteen billion, twenty-eight million, eight hundred ninety-six thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 23 32 40 46 80 92 115 160 184 230 368 460 736 920 1840 3680 3540461 7080922 14161844 17702305 28323688 35404610 56647376 70809220 81430603 113294752 141618440 162861206 283236880 325722412 407153015 566473760 651444824 814306030 1302889648 1628612060 2605779296 3257224120 6514448240 13028896480