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8520055348 = 2272941255919
BaseRepresentation
bin1111110111101010…
…11011101000110100
3210222202222122201111
413323311123220310
5114422113232343
63525234204404
7421064163340
oct77365335064
923882878644
108520055348
113682392762
121799423704
13a5a1ca88c
145ab7a0620
1534cec5c9d
hex1fbd5ba34

8520055348 has 48 divisors (see below), whose sum is σ = 18057715200. Its totient is φ = 3439537920.

The previous prime is 8520055339. The next prime is 8520055363. The reversal of 8520055348 is 8435500258.

It is a super-2 number, since 2×85200553482 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8520055348.

It is a congruent number.

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, 94668 + ... + 161251.

It is an arithmetic number, because the mean of its divisors is an integer number (376202400).

Almost surely, 28520055348 is an apocalyptic number.

It is an amenable number.

8520055348 is an abundant number, since it is smaller than the sum of its proper divisors (9537659852).

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

8520055348 is a wasteful number, since it uses less digits than its factorization.

8520055348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256000 (or 255998 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

The square root of 8520055348 is about 92304.1458873869. The cubic root of 8520055348 is about 2042.4313689375.

The spelling of 8520055348 in words is "eight billion, five hundred twenty million, fifty-five thousand, three hundred forty-eight".

Divisors: 1 2 4 7 14 28 29 41 58 82 116 164 203 287 406 574 812 1148 1189 2378 4756 8323 16646 33292 255919 511838 1023676 1791433 3582866 7165732 7421651 10492679 14843302 20985358 29686604 41970716 51951557 73448753 103903114 146897506 207806228 293795012 304287691 608575382 1217150764 2130013837 4260027674 8520055348