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5187200620 = 2257257144169
BaseRepresentation
bin1001101010010111…
…00110011001101100
3111101111122002112111
410311023212121230
541110410404440
62214415413404
7242354322610
oct46513463154
914344562474
105187200620
112222048668
121009224264
136488840a4
14372cb1340
152055d34ea
hex1352e666c

5187200620 has 48 divisors (see below), whose sum is σ = 12497808960. Its totient is φ = 1771536384.

The previous prime is 5187200609. The next prime is 5187200647. The reversal of 5187200620 is 260027815.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36105 + ... + 108064.

It is an arithmetic number, because the mean of its divisors is an integer number (260371020).

Almost surely, 25187200620 is an apocalyptic number.

It is an amenable number.

5187200620 is an abundant number, since it is smaller than the sum of its proper divisors (7310608340).

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

5187200620 is a wasteful number, since it uses less digits than its factorization.

5187200620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144442 (or 144440 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 5187200620 is about 72022.2230981521. The cubic root of 5187200620 is about 1731.0555910933.

The spelling of 5187200620 in words is "five billion, one hundred eighty-seven million, two hundred thousand, six hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 257 514 1028 1285 1799 2570 3598 5140 7196 8995 17990 35980 144169 288338 576676 720845 1009183 1441690 2018366 2883380 4036732 5045915 10091830 20183660 37051433 74102866 148205732 185257165 259360031 370514330 518720062 741028660 1037440124 1296800155 2593600310 5187200620