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2880970864 = 2431101131439
BaseRepresentation
bin1010101110111000…
…0010000001110000
321102210001111001121
42223232002001300
521400012031424
61153513112024
7131251563652
oct25356020160
97383044047
102880970864
111249262062
126849b8614
1336bb3a4b5
141d48a06d2
1511cdd0ee4
hexabb82070

2880970864 has 80 divisors (see below), whose sum is σ = 5876766720. Its totient is φ = 1366560000.

The previous prime is 2880970861. The next prime is 2880970879. The reversal of 2880970864 is 4680790882.

It is a super-3 number, since 3×28809708643 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2880970861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6562357 + ... + 6562795.

It is an arithmetic number, because the mean of its divisors is an integer number (73459584).

Almost surely, 22880970864 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 2880970864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2938383360).

2880970864 is an abundant number, since it is smaller than the sum of its proper divisors (2995795856).

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

2880970864 is a wasteful number, since it uses less digits than its factorization.

2880970864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 52.

The square root of 2880970864 is about 53674.6761890559. The cubic root of 2880970864 is about 1422.9171769671.

The spelling of 2880970864 in words is "two billion, eight hundred eighty million, nine hundred seventy thousand, eight hundred sixty-four".

Divisors: 1 2 4 8 16 31 62 101 124 131 202 248 262 404 439 496 524 808 878 1048 1616 1756 2096 3131 3512 4061 6262 7024 8122 12524 13231 13609 16244 25048 26462 27218 32488 44339 50096 52924 54436 57509 64976 88678 105848 108872 115018 177356 211696 217744 230036 354712 410161 460072 709424 820322 920144 1374509 1640644 1782779 2749018 3281288 3565558 5498036 5808409 6562576 7131116 10996072 11616818 14262232 21992144 23233636 28524464 46467272 92934544 180060679 360121358 720242716 1440485432 2880970864