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6123601231 = 111816914451
BaseRepresentation
bin1011011001111111…
…01011110101001111
3120210202122011200121
411230333223311033
5100020120214411
62451350005411
7304514515546
oct55477536517
916722564617
106123601231
112662682270
12122a946867
13767883ba7
144213c515d
1525c900571
hex16cfebd4f

6123601231 has 16 divisors (see below), whose sum is σ = 6728432256. Its totient is φ = 5526900000.

The previous prime is 6123601223. The next prime is 6123601249. The reversal of 6123601231 is 1321063216.

It is a cyclic number.

It is not a de Polignac number, because 6123601231 - 23 = 6123601223 is a prime.

It is a super-2 number, since 2×61236012312 = 74996984072609430722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6123601196 and 6123601205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6123601201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1373556 + ... + 1378006.

It is an arithmetic number, because the mean of its divisors is an integer number (420527016).

Almost surely, 26123601231 is an apocalyptic number.

6123601231 is a deficient number, since it is larger than the sum of its proper divisors (604831025).

6123601231 is a wasteful number, since it uses less digits than its factorization.

6123601231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 6123601231 is about 78253.4422948921. The cubic root of 6123601231 is about 1829.5135648597.

Adding to 6123601231 its reverse (1321063216), we get a palindrome (7444664447).

The spelling of 6123601231 in words is "six billion, one hundred twenty-three million, six hundred one thousand, two hundred thirty-one".

Divisors: 1 11 181 691 1991 4451 7601 48961 125071 805631 1375781 3075641 8861941 33832051 556691021 6123601231