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220399168060 = 22511019958403
BaseRepresentation
bin1100110101000011010…
…0000110101000111100
3210001212222220210101101
43031100310012220330
512102334141334220
6245125555022444
721631461006121
oct3152064065074
9701788823341
10220399168060
118551a648085
123686b29aa24
1317a25606816
14a94b3d2748
155aee28c30a
hex3350d06a3c

220399168060 has 12 divisors (see below), whose sum is σ = 462838252968. Its totient is φ = 88159667216.

The previous prime is 220399168051. The next prime is 220399168079. The reversal of 220399168060 is 60861993022.

It is a self number, because there is not a number n which added to its sum of digits gives 220399168060.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 5509979182 + ... + 5509979221.

It is an arithmetic number, because the mean of its divisors is an integer number (38569854414).

Almost surely, 2220399168060 is an apocalyptic number.

220399168060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220399168060 is an abundant number, since it is smaller than the sum of its proper divisors (242439084908).

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

220399168060 is a wasteful number, since it uses less digits than its factorization.

220399168060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11019958412 (or 11019958410 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 46.

The spelling of 220399168060 in words is "two hundred twenty billion, three hundred ninety-nine million, one hundred sixty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 11019958403 22039916806 44079833612 55099792015 110199584030 220399168060