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13785430080 = 263514359823
BaseRepresentation
bin11001101011010110…
…01111100001000000
31022120201201101222110
430311223033201000
5211213032230310
610155525335320
7665421136152
oct146553174100
938521641873
1013785430080
115934574724
122808867540
1313b9022c26
1494abc0ad2
1555a39bd20
hex335acf840

13785430080 has 56 divisors (see below), whose sum is σ = 43768743552. Its totient is φ = 3676114432.

The previous prime is 13785430051. The next prime is 13785430151. The reversal of 13785430080 is 8003458731.

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, 7178952 + ... + 7180871.

Almost surely, 213785430080 is an apocalyptic number.

13785430080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13785430080 is an abundant number, since it is smaller than the sum of its proper divisors (29983313472).

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

13785430080 is a wasteful number, since it uses less digits than its factorization.

13785430080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14359843 (or 14359833 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 13785430080 in words is "thirteen billion, seven hundred eighty-five million, four hundred thirty thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 14359823 28719646 43079469 57439292 71799115 86158938 114878584 143598230 172317876 215397345 229757168 287196460 344635752 430794690 459514336 574392920 689271504 861589380 919028672 1148785840 1378543008 1723178760 2297571680 2757086016 3446357520 4595143360 6892715040 13785430080