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13604325125780 = 2251923233536843
BaseRepresentation
bin1100010111111000000011…
…1101110110111010010100
31210011120010210211201221102
43011332000331312322110
53240343124213011110
644533423553205232
72602610600410514
oct305760075667224
953146123751842
1013604325125780
11437561a962304
121638738b60818
13778b616c163c
1435064a893844
15188d2e09d5a5
hexc5f80f76e94

13604325125780 has 24 divisors (see below), whose sum is σ = 28569239389152. Its totient is φ = 5441700216992.

The previous prime is 13604325125767. The next prime is 13604325125791. The reversal of 13604325125780 is 8752152340631.

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, 2078039 + ... + 5614881.

It is an arithmetic number, because the mean of its divisors is an integer number (1190384974548).

Almost surely, 213604325125780 is an apocalyptic number.

13604325125780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13604325125780 is an abundant number, since it is smaller than the sum of its proper divisors (14964914263372).

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

13604325125780 is a wasteful number, since it uses less digits than its factorization.

13604325125780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729175 (or 3729173 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 13604325125780 in words is "thirteen trillion, six hundred four billion, three hundred twenty-five million, one hundred twenty-five thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 192323 384646 769292 961615 1923230 3536843 3846460 7073686 14147372 17684215 35368430 70736860 680216256289 1360432512578 2720865025156 3401081281445 6802162562890 13604325125780