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58200220 = 22513267257
BaseRepresentation
bin1101111000000…
…1000010011100
311001111212200201
43132001002130
5104344401340
65435233244
71304456641
oct336010234
9131455621
1058200220
112a941761
12175a8824
13c099a00
147a2ddc8
15519979a
hex378109c

58200220 has 72 divisors (see below), whose sum is σ = 134843184. Its totient is φ = 21086208.

The previous prime is 58200217. The next prime is 58200221. The reversal of 58200220 is 2200285.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58200221) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 226332 + ... + 226588.

It is an arithmetic number, because the mean of its divisors is an integer number (1872822).

Almost surely, 258200220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58200220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67421592).

58200220 is an abundant number, since it is smaller than the sum of its proper divisors (76642964).

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

58200220 is a wasteful number, since it uses less digits than its factorization.

58200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 344 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 58200220 is about 7628.9068679595. The cubic root of 58200220 is about 387.5325702765.

The spelling of 58200220 in words is "fifty-eight million, two hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 67 130 134 169 257 260 268 335 338 514 670 676 845 871 1028 1285 1340 1690 1742 2570 3341 3380 3484 4355 5140 6682 8710 11323 13364 16705 17219 17420 22646 33410 34438 43433 45292 56615 66820 68876 86095 86866 113230 172190 173732 217165 223847 226460 344380 434330 447694 868660 895388 1119235 2238470 2910011 4476940 5820022 11640044 14550055 29100110 58200220