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57086960560 = 2457310932789
BaseRepresentation
bin110101001010101001…
…011110001110110000
312110100111012001212121
4311022221132032300
51413403230214220
642120403404024
74060445105230
oct651251361660
9173314161777
1057086960560
1122235112453
12b092383614
1354ca0a2306
142a97a45cc0
151741b39eaa
hexd4aa5e3b0

57086960560 has 80 divisors (see below), whose sum is σ = 151741627200. Its totient is φ = 19565779968.

The previous prime is 57086960537. The next prime is 57086960603. The reversal of 57086960560 is 6506968075.

57086960560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 57086960498 and 57086960507.

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, 1724646 + ... + 1757434.

It is an arithmetic number, because the mean of its divisors is an integer number (1896770340).

Almost surely, 257086960560 is an apocalyptic number.

It is an amenable number.

57086960560 is an abundant number, since it is smaller than the sum of its proper divisors (94654666640).

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

57086960560 is a wasteful number, since it uses less digits than its factorization.

57086960560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35918 (or 35912 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 57086960560 in words is "fifty-seven billion, eighty-six million, nine hundred sixty thousand, five hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 3109 6218 12436 15545 21763 24872 31090 32789 43526 49744 62180 65578 87052 108815 124360 131156 163945 174104 217630 229523 248720 262312 327890 348208 435260 459046 524624 655780 870520 918092 1147615 1311560 1741040 1836184 2295230 2623120 3672368 4590460 9180920 18361840 101941001 203882002 407764004 509705005 713587007 815528008 1019410010 1427174014 1631056016 2038820020 2854348028 3567935035 4077640040 5708696056 7135870070 8155280080 11417392112 14271740140 28543480280 57086960560