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22320322230 = 235744010741
BaseRepresentation
bin10100110010011001…
…010001011010110110
32010121112121211222010
4110302121101122312
5331203000302410
614130453545050
71420055415513
oct246231213266
963545554863
1022320322230
1195142704a8
1243ab045186
132149316a7b
14111a52430a
158a9803c20
hex5326516b6

22320322230 has 16 divisors (see below), whose sum is σ = 53568773424. Its totient is φ = 5952085920.

The previous prime is 22320322229. The next prime is 22320322243. The reversal of 22320322230 is 3222302322.

It is a super-3 number, since 3×223203222303 (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22320322197 and 22320322206.

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 7 ways as a sum of consecutive naturals, for example, 372005341 + ... + 372005400.

It is an arithmetic number, because the mean of its divisors is an integer number (3348048339).

Almost surely, 222320322230 is an apocalyptic number.

22320322230 is an abundant number, since it is smaller than the sum of its proper divisors (31248451194).

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

22320322230 is a wasteful number, since it uses less digits than its factorization.

22320322230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744010751.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 22320322230 its reverse (3222302322), we get a palindrome (25542624552).

The spelling of 22320322230 in words is "twenty-two billion, three hundred twenty million, three hundred twenty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 744010741 1488021482 2232032223 3720053705 4464064446 7440107410 11160161115 22320322230