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230345031103 = 11229515312739
BaseRepresentation
bin1101011010000110100…
…0100011110110111111
3211000120010210222120021
43112201220203312333
512233221311443403
6253452525233011
722433110313305
oct3264150436677
9730503728507
10230345031103
1189763846200
1238786102767
131894c01a895
14b2122a2275
155ed25048bd
hex35a1a23dbf

230345031103 has 24 divisors (see below), whose sum is σ = 261991220400. Its totient is φ = 202128622080.

The previous prime is 230345031043. The next prime is 230345031109. The reversal of 230345031103 is 301130543032.

It is not a de Polignac number, because 230345031103 - 225 = 230311476671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230345031109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18075508 + ... + 18088246.

It is an arithmetic number, because the mean of its divisors is an integer number (10916300850).

Almost surely, 2230345031103 is an apocalyptic number.

230345031103 is a deficient number, since it is larger than the sum of its proper divisors (31646189297).

230345031103 is a wasteful number, since it uses less digits than its factorization.

230345031103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17943 (or 17932 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 230345031103 its reverse (301130543032), we get a palindrome (531475574135).

The spelling of 230345031103 in words is "two hundred thirty billion, three hundred forty-five million, thirty-one thousand, one hundred three".

Divisors: 1 11 29 121 319 3509 5153 12739 56683 140129 149437 369431 623513 1541419 1643807 4063741 18081877 44701151 65644067 722084737 1903677943 7942932107 20940457373 230345031103