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875006285775680 = 2652734394643049
BaseRepresentation
bin1100011011110100000100011…
…0110101110000001101000000
311020202010210011112001121201002
43012331001012311300031000
51404142100333124310210
612340552201032031132
7352210055314325612
oct30675010665601500
94222123145047632
10875006285775680
11233893099a54203
128217a0b68324a8
132b73197abbca46
141161075cc1cdb2
156b25dc520b4a5
hex31bd046d70340

875006285775680 has 28 divisors (see below), whose sum is σ = 2083608718004100. Its totient is φ = 350002514310144.

The previous prime is 875006285775659. The next prime is 875006285775689. The reversal of 875006285775680 is 86577582600578.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 337414576847104 + 537591708928576 = 18368848^2 + 23186024^2 .

It is a junction number, because it is equal to n+sod(n) for n = 875006285775598 and 875006285775607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875006285775689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367197321205 + ... + 1367197321844.

It is an arithmetic number, because the mean of its divisors is an integer number (74414597071575).

Almost surely, 2875006285775680 is an apocalyptic number.

875006285775680 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

875006285775680 is an abundant number, since it is smaller than the sum of its proper divisors (1208602432228420).

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

875006285775680 is a wasteful number, since it uses less digits than its factorization.

875006285775680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734394643066 (or 2734394643056 counting only the distinct ones).

The product of its (nonzero) digits is 1580544000, while the sum is 74.

The spelling of 875006285775680 in words is "eight hundred seventy-five trillion, six billion, two hundred eighty-five million, seven hundred seventy-five thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 2734394643049 5468789286098 10937578572196 13671973215245 21875157144392 27343946430490 43750314288784 54687892860980 87500628577568 109375785721960 175001257155136 218751571443920 437503142887840 875006285775680