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13028710352 = 247243386471
BaseRepresentation
bin11000010001001001…
…00101011111010000
31020121222211001122212
430020210211133100
5203140322212402
65552454251252
7640602132200
oct141044453720
936558731585
1013028710352
115586404a19
122637356b28
1312c8314988
148b84c0400
15513c23952
hex3089257d0

13028710352 has 60 divisors (see below), whose sum is σ = 30047425056. Its totient is φ = 5453864640.

The previous prime is 13028710351. The next prime is 13028710367. The reversal of 13028710352 is 25301782031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13028710351) 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, 159524 + ... + 226947.

Almost surely, 213028710352 is an apocalyptic number.

It is an amenable number.

13028710352 is an abundant number, since it is smaller than the sum of its proper divisors (17018714704).

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

13028710352 is a wasteful number, since it uses less digits than its factorization.

13028710352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386536 (or 386523 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 13028710352 in words is "thirteen billion, twenty-eight million, seven hundred ten thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 28 43 49 56 86 98 112 172 196 301 344 392 602 688 784 1204 2107 2408 4214 4816 8428 16856 33712 386471 772942 1545884 2705297 3091768 5410594 6183536 10821188 16618253 18937079 21642376 33236506 37874158 43284752 66473012 75748316 116327771 132946024 151496632 232655542 265892048 302993264 465311084 814294397 930622168 1628588794 1861244336 3257177588 6514355176 13028710352