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230131322230 = 2557139402757
BaseRepresentation
bin1101011001010011100…
…1010100110101110110
3211000000020200110002211
43112110321110311312
512232302104302410
6253415412524034
722424603651335
oct3262471246566
9730006613084
10230131322230
118966414a5a7
123872662061a
1318916973824
14b1d1b51d1c
155ebd88d68a
hex3594e54d76

230131322230 has 16 divisors (see below), whose sum is σ = 414244658160. Its totient is φ = 92050689312.

The previous prime is 230131322219. The next prime is 230131322231. The reversal of 230131322230 is 32223131032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230131322231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370012 + ... + 772768.

It is an arithmetic number, because the mean of its divisors is an integer number (25890291135).

Almost surely, 2230131322230 is an apocalyptic number.

230131322230 is a deficient number, since it is larger than the sum of its proper divisors (184113335930).

230131322230 is a wasteful number, since it uses less digits than its factorization.

230131322230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459903.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 230131322230 its reverse (32223131032), we get a palindrome (262354453262).

The spelling of 230131322230 in words is "two hundred thirty billion, one hundred thirty-one million, three hundred twenty-two thousand, two hundred thirty".

Divisors: 1 2 5 10 57139 114278 285695 402757 571390 805514 2013785 4027570 23013132223 46026264446 115065661115 230131322230