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53205112124 = 2239193394049
BaseRepresentation
bin110001100011010001…
…011001010100111100
312002022221210201220022
4301203101121110330
51332431002041444
640235254111312
73562320663653
oct614321312474
9162287721808
1053205112124
112062299824a
12a38a34b538
13502baab388
14280a28a19a
1515b5e529ee
hexc6345953c

53205112124 has 12 divisors (see below), whose sum is σ = 93132732000. Its totient is φ = 26595760128.

The previous prime is 53205112097. The next prime is 53205112151. The reversal of 53205112124 is 42121150235.

It is an interprime number because it is at equal distance from previous prime (53205112097) and next prime (53205112151).

It is a super-3 number, since 3×532051121243 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 53205112093 and 53205112102.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1681349 + ... + 1712700.

It is an arithmetic number, because the mean of its divisors is an integer number (7761061000).

Almost surely, 253205112124 is an apocalyptic number.

It is an amenable number.

53205112124 is a deficient number, since it is larger than the sum of its proper divisors (39927619876).

53205112124 is a wasteful number, since it uses less digits than its factorization.

53205112124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3397972 (or 3397970 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 53205112124 its reverse (42121150235), we get a palindrome (95326262359).

The spelling of 53205112124 in words is "fifty-three billion, two hundred five million, one hundred twelve thousand, one hundred twenty-four".

Divisors: 1 2 4 3919 7838 15676 3394049 6788098 13576196 13301278031 26602556062 53205112124