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22053304230 = 2351794145953
BaseRepresentation
bin10100100010011110…
…101011011110100110
32002220221011221010120
4110202132223132212
5330131121213410
614044154502410
71410333664416
oct244236533646
962827157116
1022053304230
119397573971
124335734a06
132105bc6359
1410d2c98646
1589115c570
hex5227ab7a6

22053304230 has 64 divisors (see below), whose sum is σ = 56102113728. Its totient is φ = 5528944640.

The previous prime is 22053304219. The next prime is 22053304261. The reversal of 22053304230 is 3240335022.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22053304230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 456934 + ... + 502886.

It is an arithmetic number, because the mean of its divisors is an integer number (876595527).

Almost surely, 222053304230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22053304230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28051056864).

22053304230 is an abundant number, since it is smaller than the sum of its proper divisors (34048809498).

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

22053304230 is a wasteful number, since it uses less digits than its factorization.

22053304230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46921.

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 22053304230 its reverse (3240335022), we get a palindrome (25293639252).

The spelling of 22053304230 in words is "twenty-two billion, fifty-three million, three hundred four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 941 1882 2823 4705 5646 9410 14115 15997 28230 31994 45953 47991 79985 91906 95982 137859 159970 229765 239955 275718 459530 479910 689295 781201 1378590 1562402 2343603 3906005 4687206 7812010 11718015 23436030 43241773 86483546 129725319 216208865 259450638 432417730 648626595 735110141 1297253190 1470220282 2205330423 3675550705 4410660846 7351101410 11026652115 22053304230