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230088453 = 37471132063
BaseRepresentation
bin11011011011011…
…01111100000101
3121000221201000120
431231231330011
5432400312303
634455332153
75462501550
oct1555557405
9530851016
10230088453
11108973951
1265081059
133889061a
14227b5697
15152ee553
hexdb6df05

230088453 has 32 divisors (see below), whose sum is σ = 361414656. Its totient is φ = 127481088.

The previous prime is 230088451. The next prime is 230088487. The reversal of 230088453 is 354880032.

It is not a de Polignac number, because 230088453 - 21 = 230088451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230088451) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 110500 + ... + 112562.

It is an arithmetic number, because the mean of its divisors is an integer number (11294208).

Almost surely, 2230088453 is an apocalyptic number.

It is an amenable number.

230088453 is a deficient number, since it is larger than the sum of its proper divisors (131326203).

230088453 is a wasteful number, since it uses less digits than its factorization.

230088453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 230088453 is about 15168.6668168300. Note that the first 3 decimals coincide. The cubic root of 230088453 is about 612.7711002037.

The spelling of 230088453 in words is "two hundred thirty million, eighty-eight thousand, four hundred fifty-three".

Divisors: 1 3 7 21 47 113 141 329 339 791 987 2063 2373 5311 6189 14441 15933 37177 43323 96961 111531 233119 290883 678727 699357 1631833 2036181 4895499 10956593 32869779 76696151 230088453