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5221281153160 = 235177678354637
BaseRepresentation
bin100101111111010110010…
…0110111100000010001000
3200111011001001122101220101
41023332230212330002020
51141021140433400120
615034342355335144
71046140133346352
oct113765446740210
920434031571811
105221281153160
111733373102046
12703b045b14b4
132bb498327757
141409d5d660d2
1590c3e12c90a
hex4bfac9bc088

5221281153160 has 32 divisors (see below), whose sum is σ = 12438934513560. Its totient is φ = 1965658786816.

The previous prime is 5221281153133. The next prime is 5221281153163. The reversal of 5221281153160 is 613511821225.

It can be written as a sum of positive squares in 4 ways, for example, as 3212819644356 + 2008461508804 = 1792434^2 + 1417202^2 .

It is not an unprimeable number, because it can be changed into a prime (5221281153163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3839176639 + ... + 3839177998.

Almost surely, 25221281153160 is an apocalyptic number.

It is an amenable number.

5221281153160 is an abundant number, since it is smaller than the sum of its proper divisors (7217653360400).

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

5221281153160 is a wasteful number, since it uses less digits than its factorization.

5221281153160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7678354665 (or 7678354661 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 37.

Adding to 5221281153160 its reverse (613511821225), we get a palindrome (5834792974385).

The spelling of 5221281153160 in words is "five trillion, two hundred twenty-one billion, two hundred eighty-one million, one hundred fifty-three thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 7678354637 15356709274 30713418548 38391773185 61426837096 76783546370 130532028829 153567092740 261064057658 307134185480 522128115316 652660144145 1044256230632 1305320288290 2610640576580 5221281153160