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5680810128 = 2437113157953
BaseRepresentation
bin1010100101001101…
…00100100010010000
3112122220110001111010
411102212210202100
543113241411003
62335411250520
7260530042440
oct52246444220
915586401433
105680810128
11245573a804
1211265a9a40
136c6c0c516
143bc682120
15233ad8003
hex1529a4890

5680810128 has 160 divisors (see below), whose sum is σ = 17045980416. Its totient is φ = 1596801024.

The previous prime is 5680810123. The next prime is 5680810139. The reversal of 5680810128 is 8210180865.

It is not an unprimeable number, because it can be changed into a prime (5680810123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5960500 + ... + 5961452.

Almost surely, 25680810128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5680810128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8522990208).

5680810128 is an abundant number, since it is smaller than the sum of its proper divisors (11365170288).

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

5680810128 is a wasteful number, since it uses less digits than its factorization.

5680810128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241 (or 1235 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 39.

The square root of 5680810128 is about 75371.1491752647. The cubic root of 5680810128 is about 1784.3091037395.

The spelling of 5680810128 in words is "five billion, six hundred eighty million, eight hundred ten thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 113 157 168 226 314 336 339 452 471 628 678 791 904 942 953 1099 1256 1356 1582 1808 1884 1906 2198 2373 2512 2712 2859 3164 3297 3768 3812 4396 4746 5424 5718 6328 6594 6671 7536 7624 8792 9492 11436 12656 13188 13342 15248 17584 17741 18984 20013 22872 26376 26684 35482 37968 40026 45744 52752 53223 53368 70964 80052 106446 106736 107689 124187 141928 149621 160104 212892 215378 248374 283856 299242 320208 323067 372561 425784 430756 448863 496748 598484 646134 745122 753823 851568 861512 897726 993496 1047347 1196968 1292268 1490244 1507646 1723024 1795452 1986992 2094694 2261469 2393936 2584536 2980488 3015292 3142041 3590904 4189388 4522938 5169072 5960976 6030584 6284082 7181808 8378776 9045876 12061168 12568164 16757552 16907173 18091752 25136328 33814346 36183504 50272656 50721519 67628692 101443038 118350211 135257384 202886076 236700422 270514768 355050633 405772152 473400844 710101266 811544304 946801688 1420202532 1893603376 2840405064 5680810128