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13448350320 = 243563018893
BaseRepresentation
bin11001000011001010…
…11000101001110000
31021201020102222110220
430201211120221300
5210020234202240
610102244453040
7654156043266
oct144145305160
937636388426
1013448350320
115781274709
1227339aa180
131364241852
14918118436
1553a9b65d0
hex321958a70

13448350320 has 80 divisors (see below), whose sum is σ = 41701191072. Its totient is φ = 3585254400.

The previous prime is 13448350313. The next prime is 13448350337. The reversal of 13448350320 is 2305384431.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1507794 + ... + 1516686.

Almost surely, 213448350320 is an apocalyptic number.

13448350320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13448350320 is an abundant number, since it is smaller than the sum of its proper divisors (28252840752).

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

13448350320 is a wasteful number, since it uses less digits than its factorization.

13448350320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15210 (or 15204 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 13448350320 in words is "thirteen billion, four hundred forty-eight million, three hundred fifty thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 6301 8893 12602 17786 18903 25204 26679 31505 35572 37806 44465 50408 53358 63010 71144 75612 88930 94515 100816 106716 126020 133395 142288 151224 177860 189030 213432 252040 266790 302448 355720 378060 426864 504080 533580 711440 756120 1067160 1512240 2134320 56034793 112069586 168104379 224139172 280173965 336208758 448278344 560347930 672417516 840521895 896556688 1120695860 1344835032 1681043790 2241391720 2689670064 3362087580 4482783440 6724175160 13448350320