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22303303230 = 2351357187957
BaseRepresentation
bin10100110001011000…
…010110011000111110
32010120100121012021210
4110301120112120332
5331134121200410
614125045105250
71416460643445
oct246130263076
963510535253
1022303303230
1195056a690a
1243a53b8226
132145938460
141118173d5c
158a8091220
hex53161663e

22303303230 has 32 divisors (see below), whose sum is σ = 57645461664. Its totient is φ = 5490043776.

The previous prime is 22303303229. The next prime is 22303303259. The reversal of 22303303230 is 3230330322.

It is a junction number, because it is equal to n+sod(n) for n = 22303303197 and 22303303206.

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 15 ways as a sum of consecutive naturals, for example, 28593589 + ... + 28594368.

It is an arithmetic number, because the mean of its divisors is an integer number (1801420677).

Almost surely, 222303303230 is an apocalyptic number.

22303303230 is an abundant number, since it is smaller than the sum of its proper divisors (35342158434).

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

22303303230 is a wasteful number, since it uses less digits than its factorization.

22303303230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57187980.

The product of its (nonzero) digits is 1944, while the sum is 21.

Adding to 22303303230 its reverse (3230330322), we get a palindrome (25533633552).

The spelling of 22303303230 in words is "twenty-two billion, three hundred three million, three hundred three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 57187957 114375914 171563871 285939785 343127742 571879570 743443441 857819355 1486886882 1715638710 2230330323 3717217205 4460660646 7434434410 11151651615 22303303230