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230106547 = 11210631789
BaseRepresentation
bin11011011011100…
…10010110110011
3121000222121211201
431231302112303
5432401402142
634455552031
75462605366
oct1555622663
9530877751
10230106547
11108986500
126508b617
1338898928
14227bc0dd
1515304ab7
hexdb725b3

230106547 has 12 divisors (see below), whose sum is σ = 253306480. Its totient is φ = 208874160.

The previous prime is 230106529. The next prime is 230106553. The reversal of 230106547 is 745601032.

It is not a de Polignac number, because 230106547 - 27 = 230106419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230106517) 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 11 ways as a sum of consecutive naturals, for example, 127729 + ... + 129517.

Almost surely, 2230106547 is an apocalyptic number.

230106547 is a deficient number, since it is larger than the sum of its proper divisors (23199933).

230106547 is a wasteful number, since it uses less digits than its factorization.

230106547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874 (or 2863 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 230106547 is about 15169.2632319437. The cubic root of 230106547 is about 612.7871624174.

Adding to 230106547 its reverse (745601032), we get a palindrome (975707579).

The spelling of 230106547 in words is "two hundred thirty million, one hundred six thousand, five hundred forty-seven".

Divisors: 1 11 121 1063 1789 11693 19679 128623 216469 1901707 20918777 230106547