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6552000620 = 2251133618861
BaseRepresentation
bin1100001101000011…
…11001100001101100
3121220121202010011122
412012201321201230
5101404303004440
63002052040112
7321236041424
oct60641714154
917817663148
106552000620
112862485050
12132a303038
13805559a59
1446225d484
152853237b5
hex18687986c

6552000620 has 48 divisors (see below), whose sum is σ = 15016198176. Its totient is φ = 2381568000.

The previous prime is 6552000571. The next prime is 6552000659. The reversal of 6552000620 is 260002556.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6552000620.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 734990 + ... + 743850.

It is an arithmetic number, because the mean of its divisors is an integer number (312837462).

Almost surely, 26552000620 is an apocalyptic number.

It is an amenable number.

6552000620 is an abundant number, since it is smaller than the sum of its proper divisors (8464197556).

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

6552000620 is a wasteful number, since it uses less digits than its factorization.

6552000620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12242 (or 12240 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 6552000620 is about 80944.4292091803. The cubic root of 6552000620 is about 1871.2191064934.

The spelling of 6552000620 in words is "six billion, five hundred fifty-two million, six hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 3361 6722 8861 13444 16805 17722 33610 35444 36971 44305 67220 73942 88610 97471 147884 177220 184855 194942 369710 389884 487355 739420 974710 1949420 29781821 59563642 119127284 148909105 297818210 327600031 595636420 655200062 1310400124 1638000155 3276000310 6552000620