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13282047888 = 2431914563649
BaseRepresentation
bin11000101111010101…
…11111011110010000
31021021122111221102120
430113222333132100
5204200201013023
610033544214240
7650066354454
oct142752773620
937248457376
1013282047888
1156a640818a
1226a816a380
131338955545
148dddc8664
1552b0b68e3
hex317abf790

13282047888 has 40 divisors (see below), whose sum is σ = 36117852000. Its totient is φ = 4194330624.

The previous prime is 13282047871. The next prime is 13282047917. The reversal of 13282047888 is 88874028231.

It is a self number, because there is not a number n which added to its sum of digits gives 13282047888.

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, 7280913 + ... + 7282736.

It is an arithmetic number, because the mean of its divisors is an integer number (902946300).

Almost surely, 213282047888 is an apocalyptic number.

It is an amenable number.

13282047888 is an abundant number, since it is smaller than the sum of its proper divisors (22835804112).

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

13282047888 is a wasteful number, since it uses less digits than its factorization.

13282047888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14563679 (or 14563673 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 51.

The spelling of 13282047888 in words is "thirteen billion, two hundred eighty-two million, forty-seven thousand, eight hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 19 24 38 48 57 76 114 152 228 304 456 912 14563649 29127298 43690947 58254596 87381894 116509192 174763788 233018384 276709331 349527576 553418662 699055152 830127993 1106837324 1660255986 2213674648 3320511972 4427349296 6641023944 13282047888