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8705042060 = 22511133043721
BaseRepresentation
bin10000001101101110…
…00110011010001100
3211110200001221210012
420012313012122030
5120311442321220
63555443132352
7425501431241
oct100667063214
924420057705
108705042060
113767850a40
12182b3740b8
13a89629480
145c81955c8
1535e366ac5
hex206dc668c

8705042060 has 48 divisors (see below), whose sum is σ = 21476502432. Its totient is φ = 2921971200.

The previous prime is 8705042051. The next prime is 8705042069. The reversal of 8705042060 is 602405078.

It is an interprime number because it is at equal distance from previous prime (8705042051) and next prime (8705042069).

It is not an unprimeable number, because it can be changed into a prime (8705042069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1519001 + ... + 1524720.

It is an arithmetic number, because the mean of its divisors is an integer number (447427134).

Almost surely, 28705042060 is an apocalyptic number.

It is an amenable number.

8705042060 is an abundant number, since it is smaller than the sum of its proper divisors (12771460372).

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

8705042060 is a wasteful number, since it uses less digits than its factorization.

8705042060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3043754 (or 3043752 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 8705042060 is about 93300.8148946192. The cubic root of 8705042060 is about 2057.1073596213.

The spelling of 8705042060 in words is "eight billion, seven hundred five million, forty-two thousand, sixty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 130 143 220 260 286 572 715 1430 2860 3043721 6087442 12174884 15218605 30437210 33480931 39568373 60874420 66961862 79136746 133923724 158273492 167404655 197841865 334809310 395683730 435252103 669618620 791367460 870504206 1741008412 2176260515 4352521030 8705042060