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22415485000 = 23544483097
BaseRepresentation
bin10100111000000100…
…010010100001001000
32010212011200121202011
4110320010102201020
5331401331010000
614144133345304
71422322323136
oct247004224110
963764617664
1022415485000
119562a58717
124416a98234
132162c558bc
141129016756
158b2d502ba
hex538112848

22415485000 has 40 divisors (see below), whose sum is σ = 52519493070. Its totient is φ = 8966192000.

The previous prime is 22415484979. The next prime is 22415485039. The reversal of 22415485000 is 58451422.

It can be written as a sum of positive squares in 5 ways, for example, as 5476 + 22415479524 = 74^2 + 149718^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2236549 + ... + 2246548.

Almost surely, 222415485000 is an apocalyptic number.

22415485000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22415485000 is an abundant number, since it is smaller than the sum of its proper divisors (30104008070).

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

22415485000 is an equidigital number, since it uses as much as digits as its factorization.

22415485000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483123 (or 4483104 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

The spelling of 22415485000 in words is "twenty-two billion, four hundred fifteen million, four hundred eighty-five thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 625 1000 1250 2500 5000 4483097 8966194 17932388 22415485 35864776 44830970 89661940 112077425 179323880 224154850 448309700 560387125 896619400 1120774250 2241548500 2801935625 4483097000 5603871250 11207742500 22415485000